2016-2017学年第一学期八年级地理上册第三章单元测试卷(含答案)

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2023-2024学年第一学期人教版八年级英语上册Unit 2复习测试卷附答案

2023-2024学年第一学期八年级英语上册Unit2复习测试卷（满分100分）I.单项选择（每小题1分，共10分）()1.-I have a toothache(牙疼).-You should see a________.A.postmanB.nurseC.dentistD.policeman()2.-________do you go to the cinema?-About once a monthA.How longB.How muchC.How oftenD.How far()3.Drinking tea is usually seen as a________lifestyle in China.A.strictB.boringC.cleanD.healthy()4.-It is convenient________us________things online.-So it is.A.for;to buyB.of;to buyC.for;buy()5.On March14th,2018,the famous physicist Stephen William Hawking________peacefully in his home.We were all surprised at the news.A.diesB.diedC.deadD.death()6.-My brother Sam________milk every k is good for his health.A.drinksB.drankC.will drinkD.is drinking()7.Frank enjoys doing all kinds of sports,________running,swimming and playing basketball.A.next toB.such asC.as well asD.because of()8.You can________and get the news about Shenzhou(神舟十五号)A.go outB.wait forC.go onlineD.play sports()9.You can only achieve success________hard work.A.acrossB.aboveC.throughD.into()10.Tom helps with housework every night________he has much homework to do.A.becauseB.soC.althoughD.butII.完形填空（每小题1分，共10分）It's good to enjoy food,but sometimes eating certain things can be dangerous.As we know,most children11________to eat junk food.It's hard to turn down(拒绝)12________,French fries,potato chips and so on.13________,eating too much junk food can harm your body,particularly if you're between the ages of10and19.Junk food can impair(损害)14________their ability to think,learn and remember.It15________also make it harder to control the impulse(冲动).Junk food is delicious,and many kids can't help eating it every day.All parents should16____the children that they shouldn't eat French fries all the time.So,what's the best17_____to say no to junk food?Researchers suggest18.____When we exercise,the brain's reward system becomes less sensitive(敏感的)to food cues(暗示).Exercise also helps the body to make proteins that help brain cells grow.So we could19______a right choic e and control the impulse.Meanwhile,It's clear that processed(加工的)foods are not the most nutritious(有营养的)things.So we would eat20________fruit and vegetables.()11.A.help B.like C.give D.look()12.A.hamburgers B.fruit C.food D.vegetables()13.A.So B.Although C.And D.However()14.A.my B.its C.their D.her()15.A.can B.have to C.should D.must()16.A.speak B.say C.tell D.write()17.A.book B.way C.money D.bum()18.A.sleeping B.eating C.exercising D.reading()19.A.get B.decide C.wait D.make()20.A.less B.more C.much D.fewIII.阅读理解（每小题2分，共20分）AMany people have weight problems These problems are bad for their health.One of the biggest reasons is that we sit around too much So the best way to lose weight is to move your body.Tum off the TV.It's the first thing you need to do.Once a week,turn off the TV and play some sports with your family.You can do something interesting instead of sitting in front of the TV,such as playing football and taking a walk.Walk more.Look for small ways to walk more.When you get the mail,take a walk aroundthe house.Take the dog for a walk each day or ride your bike for10minutes before getting ready for work.Do some housework such as watering the flowers,cleaning the windows and washing clothes.These kinds of activities may not be vigorous exercise,but they can keep you moving.()21.What is the biggest reason for weight problems according to the passage?A.The hard work.B.Watching TV for too long.C.Too much sleep.D.Sitting too much.()22.What is the first thing you should do to lose weight?A.Turning off the TV.B.Doing some housework.C.Doing something you like.D.Taking a walk.()23.Which of the following is NOT true according to the passage?A.The writer talks about three ways to help move our bodies.B.Walking a dog is a good way to exercise.C.Some small ways can also help us walk more.D.Playing football is the best way to move our bodies()24.The underlined word“they”refers to___________.A.small waysB.vigorous activitiesC.gamesD.activities in the house()25.What is the passage mainly about?A.How to live a healthy lifeB.How to do something interestingC.How to lose weightD.How to spend your free time.BThe following are seven healthy habits that anyone should be able to include in their daily lives.1.Get some exerciseMany exercise authorities(官打)suggest30minutes of exercise,5or6days a week,giving your body one day to rest and recuperate(恢复)，2.Always eat breakfastResearch(研究)shows that people who have breakfast tend to take in more vitamins and minerals and so on.Eating healthy things keeps you feeling full and happy.These include bread low-fat(低脂)milk,fruit,,and yogurt(娜)，3.Practice healthy eating all dayThis habit includes such things as eating more fruit and nuts and avoiding sugary drinks and snacks.Remember not to eat too much.4.Stay hydrated(水合的)Perhaps a better guide is to try to drink enough water.5.Brush your teeth every dayYou can brush your teeth twice a day.For many people,it is a healthy lifestyle.6.Get enough sleepEveryone should sleep7-9hours every day.If you can't sleep well,you'd better not watch TV,play games,use the Internet and so on.7.Challenge(挑战)yourselfTake some art lessons and find your interest.How about learning another language?()26.There are___________healthy habits in the passage.A.fiveB.sixC.sevenD.Eight()27.How often should we exercise according to many exercise authorities?A.Six days a week.B.Five days a week.C.Four or five days a week.D.Five or six days a week()28.What's the meaning of the underlined word“minerals"?A.食盐B.微生物C.矿物质D.细胞()29.What should we do at night if we want to get enough sleep?()30.Which of the following is TRUE?A.We don't need to exercise every day.B.Eating healthy things can make us happy.C.We can drink little water.D.We can stay up late every dayV补全对话（每小题2分，共10分）在空白处填入适当的句子完成对话。

20162017学年度上学期期末八年级数学试题含答案

2016-2017学年度上学期期末考试八年级数学试题 2017.01第Ⅰ卷（选择题共42分）一、选择题（本大题共14小题，每小题3分，共42分）在每小题所给出的四个选项中，只有一项是符合题目要求的.1. 在一些汉字的美术字中，有的是轴对称图形．下面四个美术字中可以看作轴对称图形的是A ．B ．C ．D ． 2. 若分式51+x 有意义，则x 的取值范围是 A ．5->x B ．5-<x C ．5≠x D ．5-≠x3. 下列运算正确的是A . ()623a a -=-B .842a a a ÷=C . 222)(b a b a +=+D .4)21(2=-- 4. 多项式m mx -2与多项式122+-x x 的公因式是A.1-xB.1+xC.12-xD.2)1(-x5．如图，在△ABC 中，AB =AC ，过A 点作AD ∥BC ，若∠BAD =110°，则∠BAC 的大小为A ．30°B ．40°C ．50°D ．70°6. 在平面直角坐标系中，已知点A （-2，a ）和点B （b ，-3）关于y 轴对称，则ab 的值是A ．-1B ．1C ．6D ．-67．若2(1)(3)x x x mx n -+=++，则m n +=A ．-1B ．-2C ．-3D ．28. 已知4x y +=，3xy =，则22x y +的值为A ．22B ．16C ．10D ．4（第5题图）9. 在Rt △ABC 中，已知∠C =90°，有一点D 同时满足以下三个条件：①在直角边BC 上；②在∠CAB 的角平分线上；③在斜边AB 的垂直平分线上，那么∠B 等于A ．60°B ．45°C ．30°D ．15°10．如图，△ABC 中，AD ⊥BC 于D ，BE ⊥AC 于E ，AD 与BE 相交于F ，若BF =AC ，则∠ABC 的大小是A ．40°B ．45°C ．50°D ．60°11. 下列判断中，正确的个数有①斜边对应相等的两个直角三角形全等；②有两个锐角相等的两个直角三角形不一定全等；③一条直角边对应相等的两个等腰直角三角形全等；④一个锐角和一条直角边分别相等的两个直角三角形全等．A. 4个B. 3个C. 2个D. 1个12. 化简2221121a a a a a a +-÷--+的结果是 A.1a B.a C.11a a +- D.11a a -+ 13．如图，在Rt △ABC 中，∠C =90°，以顶点A 为圆心，适当长为半径画弧，分别交AC ，AB 于点M ，N ，再分别以点M ，N 为圆心，大于21MN 的长为半径画弧，两弧交于点P ，作射线AP 交边BC 于点D ，若CD =4，AB =15，则△ABD 的面积是 A. 15B. 30C. 45D. 6014. 如图，AD 为 △ABC 的角平分线，DE ⊥AB 于点 E ，DF ⊥AC 于点 F ，连接 EF 交 AD 于点 O ．则下列结论：①DE=DF ；②△ADE ≌△ADF ；③︒=∠+∠90CDF BDE ；④AD 垂直平分EF.其中正确结论的个数是A. 1个B. 2个C. 3个D. 4个（第10题图）（第13题图）（第14题图）第Ⅱ卷非选择题（共78分）二、填空题：（本题共5小题，每小题3分，共15分）15．分解因式：822-x =________________．16. 如图，在△ABC 中，点D 是BC 上一点，∠BAD =80°，AB =AD =DC ，则∠C =______度．17. 请在横线上补上一项，使多项式9_______42++x 成为完全平方式.18. 如图，已知AB ∥CF ，E 为DF 的中点，若AB =7cm ，CF =4cm ，则BD =cm ．19. 阅读理解：若3,253==b a ，试比较b a ,的大小关系.小明同学是通过下列方式来解答问题的：因为322)(55315===a a ，273)(33515===b b ，而2732>，∴1515b a > ∴b a >.解答上述问题逆用了幂的乘方，类比以上做法，若3,297==y x ，试比较x 与y 的大小关系为x ______y .(填“>”或“<”）三、解答题（本题满分63分）20．（本题满分8分，每小题4分）(1)计算：()343212a b a b •÷－2 ；（2）分解因式：322484y xy y x -+-．21.（本题满分7分）解方程：31.11x x x -=-+（第16题图）（第18题图）22.（本题满分8分）先化简，再求值： 9)3132(2-÷-++x x x x ，其中5x .=-23. （本题满分9分）已知：如图，C 是AB 上一点，点D ，E 分别在AB 两侧，AD ∥BE ，且AD =BC ，BE =AC ．（1）求证：CD =CE ；（2）连接DE ，交AB 于点F ，猜想△BEF 的形状，并给予证明．24．（本题满分10分）某商场第一次用11000元购进某款拼装机器人进行销售，很快销售一空，商家又用24000元第二次购进同款机器人，所购进数量是第一次的2倍，但单价贵了10元．（1）求该商家第一次购进机器人多少个？（2）若所有机器人都按相同的标价销售，要求全部销售完毕的利润率不低于20%（不考虑其它因素），那么每个机器人的标价至少是多少元？（第23题图）小丽同学动手剪了如图①所示的正方形与长方形纸片若干张.（1）她用1张1号、1张2号和2张3号卡片拼出一个新的图形（如图②）．根据这个图形的面积关系写出一个你所熟悉的乘法公式，这个乘法公式是___________________；（2）如果要拼成一个长为)2(b a +，宽为)(b a +的大长方形，则需要2号卡片______ 张，3号卡片张；（3）当她拼成如图③所示的长方形，根据6张小纸片的面积和等于大纸片（长方形）的面积可以把多项式2223b ab a ++分解因式，其结果是；（4）动手操作，请你依照小丽的方法，利用拼图分解因式2265b ab a ++=________________；并画出拼图．【提出问题】（1）如图1，在等边△ABC中，点M是BC上的任意一点（不含端点B，C），连结AM，以AM为边作等边△AMN，连结CN．求证：CN∥AB．（第26题图1）【类比探究】（2）如图2，在等边△ABC中，点M是BC延长线上的任意一点（不含端点C），其它条件不变，（1）中结论CN∥AB还成立吗？请说明理由．（第26题图2）2016-2017学年度上学期期末考试八年级数学参考答案 2017-1一、选择题（每小题3分，共42分）1-~5 CDDAB 6~10 DACCB 11~14 BABC二、填空题（每小题3分，共15分）15.)2)(2(2-+x x 16. ︒25 17. x 12 （或x 12-或x 12±） 18. 3 19.<三、解答题（本大题共7小题，共63分）20. （8分）解：（1）原式3432812a b a b =-÷ ……2分（2）223484x y xy y -+- 223b =- …………4分 224(2)y x xy y =--+ ……2分 21.（7分）解：方程两边同乘()(1)1x x +-，得 24()y x y =-- ………4分 ()()()()11131x x x x x +-+-=- ……………………………………2分解得，2x = ……………………………………………5分检验：当2x =时，()(1)10x x +-≠ …………………………………………6分 ∴2x =是原分式方程的解. ……………………………………………7分 22.（8分）.xx x x x )3)(3()3132(-+⨯--+=原式 ………………………...2分 xx x x 3)3(2+--= ……………………….….4分 xx x x x 9362-=---= …………………………………..6分当2-=x 时，原式=2112929=---=-x x ……………………8分 23. （9分）（1）证明：∵AD ∥BE ，∴∠A =∠B ，………………………………..1分在△ADC 和△BCE 中⎪⎩⎪⎨⎧=∠=∠=BE AC B A BCAD ∴△ADC ≌△BCE （SAS ），………………………3分∴CD =CE ；……………………………………..…..4分（2）△BEF 为等腰三角形，……………………………………5分证明如下：由（1）可知CD =CE ，∴∠CDE =∠CED ，………………………………………….…6分由（1）可知△ADC ≌△BEC ，∴∠ACD =∠BEC ，…………………………………………….7分∴∠CDE +∠ACD =∠CED +∠BEC ，即∠BFE =∠BED ，……………………………………..……...8分∴BE=BF ， ∴△BEF 是等腰三角形．………………………………….….9分24．（10分）解：（1）设该商家第一次购进机器人x 个，……………….…1分依题意得：+10=，……………..3分解得x =100．…………………………………....5分经检验x =100是所列方程的解，且符合题意．答：该商家第一次购进机器人100个．……………………6分（2）设每个机器人的标价是a 元．则依题意得：（100+200）a ﹣11000﹣24000≥（11000+24000）×20%，..8分解得a ≥140．……………………………………………...9分答：每个机器人的标价至少是140元．…………………..10分25.（10分）解：（1）222)(2b a b ab a +=++……………….…2分（2） 2， 3 …………….…4分（3） ))(2(2322b a b a b ab a ++=++ …………….…6分（4） )2)(3(6522b a b a b ab a ++=++………….…8分作图正确 ………….…10分26．（11分）（1）证明：∵△ABC 和△AMN 都是等边三角形，∴AB =AC ，AM =AN ，∠BAC =∠MAN =60°，….1分∴∠BAM +∠MAC =∠MAC +∠CAN ， ∴∠BAM =∠CAN ，………………………….2分在△ABM 和△ACN 中⎪⎩⎪⎨⎧=∠=∠=AN AM CAN BAN AC AB ∴△ABM ≌△ACN （SAS ）， (4)分∴∠ACN =∠ABM =60°……………………………..5分∵∠ACB=60° ∴∠BCN+∠ABM=180°；…………6分∴CN ∥AB…………………………………………….7分（2）成立，…………………………………………8分理由如下：∵△ABC 和△AMN 都是等边三角形，∴AB=AC ，AM=AN ，∠BAC=∠MAN=60°，∴∠BAC+∠CAM=∠CAM+∠MAN ， ∴∠BAM=∠CAN在△ABM 和△ACN 中⎪⎩⎪⎨⎧=∠=∠=AN AM CAN BAN AC AB ， ∴△ABM ≌△ACN （SAS ），………9分∴∠ACN=∠ABM =60°…………………………….10分∵∠ACB=60° ∴∠BCN+∠ABM=180°；∴CN∥AB……………………………………………………...11分。

2023-2024学年第一学期人教版八年级英语上册Unit 5复习测试卷附答案

2023-2024学年第一学期八年级英语上册Unit5复习测试卷（满分100分）Do you want to watch a game show?I.单项选择（每小题1分，共10分）()1.We had a___________about traditional Chinese culture.My classmates like Beijing Opera best. A.prize B.discussion C.saying()2.I often watch TV___________eight___________Sunday.A.in;onB.at;onC.at;inD.in;in()3.Me and My Winter Games is_________interesting film.It's a gift for Beijing2022.A.aB.anC.theD./()4.We are going to Beijing.Can you___________when the train will leave?A.look forB.find forC.find out()5.-When do you plan___________the zoo,Mike?-Maybe next Saturday.I want to see the pandas.A.visitingB.visitC.to visitD.visited()6.-___________do you think of talk shows?-I don't___________them.A.How;mindB.What;standC.What;mind()7.-My parents_______me to get good grades.-You can do it if you study hard.A.planB.hopeC.expect()8.With the art teacher's help,my son drew the picture well at last.He was happybecause he was___________.A.carefulefulC.beautifulD.successful()9.COVID-19is not a___________disease,so we must protect(保护)ourselves.A.mainmonC.badD.famous()10.-What do you think of Keep Running?-___________and my sister also likes watching it.A.I love itB.I don't like itC.I can't stand itD.I don't mind itII.完形填空（每小题1分，共10分）Sports play an important part in our life.Allover the world,people11_________sports.Wherever you are,you can12___________different kinds of sports or games.Some sports or games can go back thousands of13___________,like running and jumping.Kung fu,for example,has a very long history.14___________basketball and volleyball are new.Neither has a long history.People are inventing new sports or games all the time.Sports help people keep healthy and happy and live15___________.Lots of people take part in sports and play games.But some people like to watch16___________do sports.In order to watch the games,some people 17___________tickets or turn on their TVs at home.They don't go to bed until the games are 18___________.When their player gets the first or their team wins,they often19___________very excited.When the seasons change,sports change with them.Indifferent seasons,people play different games.For example,swimming is fun in warm weather,but skating or skiing(滑雪)is popular in20___________.()11.A.allow B.enjoy C.improve D.offer()12.A.watch B.look like C.look at D.look up()13.A.seconds B.minutes C.years D.times()14.A.For B.Or C.So D.But()15.A.longer B.harder C.worse D.busier ()16.A.the other B.others C.other D.the others ()17.A.offer B.lend C.show D.buy ()18.A.away B.on C.over D.again ()19.A.smell B.get C.taste D.sound ()20.A.spring B.autumn C.winter D.summer III.阅读理解（每小题2分，共20分）AWhat did Max watch today?Badults Types:sitcomChannel(频道)，BBC Radio3 Time:10:35Duration(时长)：30minutesWonders of Nature Type:educational show for kids Channel:BBC Radio2 Time:18:55Duration:5minutesBreakfast What did Max watch today? Type:news,sports,weather and traveling Channel:BBC Radio FoyleTime:7:00Duration:30minutesMadagascar: Escape2Africa Type:cartoon Channel:BBC Radio3 Time:19:10 Duration:80minutes()21.Badults is a(n)___________.A.sitcomB.cartoonC.action movieD.scary movie()22.The program Wonders of Nature ends at___________.A.18:35B.19:15C.18:53D.19:00()23.We can't get any information about___________from the program Breakfast.A.sportsB.homeworkC.weatherD.traveling()24.Max watched a cartoon on___________today.A.BBC Radio1B.BBC Radio2C.BBC Radio3D.BBC Radio Foyle()25.Which of the following is TRUE?A.Max watched Badults on BBC Radio2.B.The program Wonders of Nature is scaryC.The program Breakfast lasts for an hour.D.Madagascar:Escape2Africa is a cartoon.BJourney to the West(《西游记》)is a very famous Chinese TV play.It's about the great trip of Tang Seng,Sun Wukong,Zhu Bajie and Sha Seng.The stories come from a book of the samename by Wu Cheng'en.The TV play was the first of its kind in China.The production team(制作团队)spent about six years,from 1982to1988,making it.The production team met with many problems.At that time,they only had very simpletools(工具).Still,they tried their best to make the TV play well.They spent two months visiting over60places across China to find the best places for different stories.They needed the wire stunt亚)to help characters“fly”,but no one knew how to do it.They flew to Hong Kong to learn the technique(技术).Through the production team's hard work,the TV play first aired in China in1986.It quickly became very popular.Now,it's still popular with Chinese people.When people talk about"summer vacation",lots of them think of the TV play People in other countries also love it.()26.The production team started to make the TV play in___________.A.1982B.1986C.1988()27.To show that the production team went through a difficult time,the writer___________.A.tells a storyB.asks a questionC.gives some examples()28.What does the underlined word"aired"in the last paragraph mean in Chinese?A出口 B.修改 C.播出()29.What do we know about the TV play from the last paragraph?A.It's for kidsB.It's very popular.C.It's best to watch on vacation.()30.What's the best title for the passage?A.A famous TV playB.A hard-working teamC.How to make a TV playIV.补全对话（每小题2分，共10分）根据对话内容，从方框内的选项中选出能填入空白处的最佳选项，其中有两个多余选项。

2016-2017学年八年级下学期期末考试物理试题(含答案)

八年级物理试题第Ⅰ卷（选择题共48分）一、选择题（本大题包括15小题，共48分。

1-12小题为单选题，每小题只有一个选项最符合题意，选对每小题得3分；13-15小题为不定向选择题，每小题至少有两个选项符合题意，全选对得4分，选对但不全得2分，错选或不选均均得0分。

）1．下列给出的现象中，物体运动状态没有发生改变的是（）A ．熟透的苹果从树上落下来B ．汽车启动时均匀加速C ．小孩沿直滑梯匀速下滑D ．草坪上滚动越来越慢的足球 2．下列关于运动和力的说法中错误的是（）A ．在水平钢轨上做匀速直线运动的火车，牵引力与阻力大小相等B ．用力踢足球时脚会感到疼，说明力的作用是相互的C ．跳伞运动员加速下落时，受到的重力与阻力二力平衡D ．小车在水平桌面上匀速运动，受到的重力与桌面对它的支持力是一对平衡力3．教室的门关不紧，常被风吹开。

小明在门与门框之间塞入硬纸片后，门就不易被风吹开了。

下列解释合理是（）A ．门被风吹开是因为门没有受到摩擦力的作用B ．门没被吹开是因为风吹门的力小于摩擦力C ．塞入硬纸片是通过增大压力来增大摩擦D ．塞入硬纸片是通过减小接触面的粗糙程度来减小摩擦4．如图，用螺丝固定工件时，要在螺帽下垫一个面积较大的垫圈，是为了（）A ．增大螺帽对工件的压强B ．减小螺帽对工件的压力C ．增大接触面的粗糙程度D ．增大工件受力面积，减小压强 5．下面是日常生活中有关事例的描述，其中正确的是（） A ．用吸管吸牛奶是利用了嘴的吸力B ．高压锅能使食物很快煮熟是因为提高了水的沸点C ．雨滴从天空落下是因为大气压强的作用D ．鸟能在空中滑翔是由于受到浮力的原因第4题图第6题图6．如图所示，A 、B 、C 是三个圆柱形容器，分别装有水或酒精（ρ酒精＜ρ水），A 、C 两容器中液体深度相同，B 、C 两容器的底面积相同．三个容器底部所受的液体压强分别为p A 、p B 、p C ，下列判断正确的是（） A ．p A ＞p B ＞p C B ．p C ＜p A =p B C ．p A ＞p B =p C D ．p C ＜p A ＜p B7．如图所示，航母上的舰载机群飞离后，航母受到的浮力F 及其底部受到水的压强p 的变化情况是（）A ．F 减小，p 增大B ．F 增大，p 减小C ．都减小D ．都增大第7题图 8．小瓷碗漂浮在水面上，倾斜后小瓷碗沉人水底，关于这一情景的分析确的是 ( ) A ．小瓷碗能沉人水底是因为它倾斜后的重力变大了 B ．小瓷碗漂浮时受到的浮力略大于它排开水的重力 C ．小瓷碗浸没时所受浮力小于漂浮时所受浮力 D ．小瓷碗浸没后容器底受到水的压强变大了第8题图 9．如图所示属于费力杠杆的是（）A.剪子B.筷子C.起瓶器D.独轮车 10．把质量相等的A 、B 两物体挂在下图所示的滑轮组下面，不计绳子、滑轮的重力和摩擦，放手后将（）A ．A 上升B ．A 下降C ．A 、B 均静止D ．无法判断 11．下列实例中，有力对物体做功的是（）A ．跳水运动员从跳台跳下B ．背着的书包在水平路面上前进C ．举重运动员举着杠铃停在空中D ．小球在光滑水平面上滚动12．掷实心球是我市中考体育加试项目之一。

2023-2024学年第一学期人教版八年级英语上册Unit 7复习测试卷附答案

2023-2024学年第一学期八年级英语上册Unit7复习测试卷（满分100分）Will people have robots?I.单项选择（每小题1分，共10分）()1.There__________a writing competition next week in our school.A.isB.will beC.will have()2.-Math is too difficult.I nearly give it up.-Please don't.Nothing is__________if you put your heart into it.A.importantB.impossibleC.interestingD.exciting()3.There are about five__________young trees on the hill.A.hundredB.hundredsC.hundred ofD.hundreds of()4.-What happened to your grandma?-She__________and broke her leg yesterdayA.fell downB.felt likeC.found outD.brought out()5.-What are you going to be when you grow up,Lily?-I'm going to be__________astronaut like Wang Yaping.A.aB.anC.theD./()6.I got a birthday cake which is in the__________of a heart.A.timeB.futureC.shapeD.word()7.Noise becomes a kind of__________now.A.predictionB.pollutionrmationD.preparation()8.-You will be__________if you walk alone(独自)at night.-You are right.It is__________to do that.A.danger:dangerousB.dangerous;dangerC.in danger;dangerousD.danger;in danger()9.I hope there will be__________trees and__________pollution on the earth in the future.A.more:lessB.fewer;lessC.less:fewerD.more:fewer()10.-When did you arrive in Shanghai?-We arrived in Shanghai last Friday and we'll leave for England__________seven days.A.afterB.inC.onD.forII.完形复空（每小题1分，共10分）Some people have imagined that life in thee would be so easy and comfortable,while others have seen that it would be worse and more difficult than today's life.I think that life in the future will be11_______and comfortable.This will be obvious in all aspects of life.First.as for education,people will have12_________education.This is because13__________technology.E-books will replace(取代)traditional books.14__________will replace teachers,and students to go to school every day as they will home through online teaching.Students will15__________study more interesting.Second,health will improve.Technology will as play a very important16_________in that.New medicines will help people get better and robots will help17__________and sometimes replace them.Scientists and researchers will find18__________cures(疗法)for many diseases like AIDS and cancers.so people will live longer.Third,housing problems will end.People will19__________houses under the sea.Also,some people will live on the moon,while others will live in flying houses.Everyone will have a20 __________to live in.()11.A.hard B.long C.easy D.new()12.A.good B.better C.best D.well()13.A.of B.for C.on D.to()14.A.friends B.doctors C.cooks D.robots()15.A.tum B.find C.lose D.get()16.A.role C.job D.game()17.A.men B.cooks C.doctors D.pilots()18.A.in B.for C.from D.out()19.A.set B.build C.bring D.sell()20.A.family B.tree C.place D.worldIII.阅读理解（每小题2分，共20分）AHello!My name is Eliza.I'm from London.Now I'm living in China with my parents.My favorite subject at school is science.I work very hard at it.I want to be a scientist when I grow up.I think I'm going to live on the earth,but work on another planet.I will fly the rocket to my workplace every morning.Now there is too much pollution on the earth.I will try my best to cut it down.And I'm going to make many robots,too.My robots will help people do different kinds of jobs.People will have more time to do what they like.Today I am at a robot show in Beijing.Look at the first robot.It looks like a dog and can play ball games with children.The second one is like a hand.People can use it to water flowers in the garden.Now look at the third one.It plays the violin very well.Many kids are interested in it.The fourth one is in the shape of a clock.It can do the house cleaning for people.The fifth one is the smartest.It can play chess with people.What a wonderful robot show！()21.Eliza and her parents are now in__________.A.ChinaB.LondonC.CanadaD.Boston()22.What does Eliza want to be when she grows up?A.A pilot.B.A pianist.C.A scientistD.A violinist.()23.Eliza wants to go to work__________in the future.A.by bikeB.by trainC.by planeD.by rocket()24.At the robot show in Beijing,the robot that can water flowers is in the shape of a__________.A.dogB.ballC.clockD.hand()25.How many robots at the show does Eliza talk about in this passage?A.Three.B.Five.C.Six.D.Ten.BPenguin Robot ToyPenbo Blue●Price:$59Penbo Blue is a real robot for girlsPenbo Blue loves to talk and sing.·You can play5kinds of games with Penbo Blue.There are four different colors,purple,green,pink and blue.For children aged4years old and up.Robot Dog·Price:s1,657·It can take pictures.You can move it to the left,right,front and back by the remote control(遥控器)，It does not like you to touch its sides.It will fall asleep if you don't pay attention to意)it for five minutes.()26.If you want to buy tw0penguin robot toys,you should pay_________for them.A.$59B.$118C.$148D.$15()27.Penbo Blue loves to__________with children aged4years old and up.A.dance and singB.dance and smileC.talk and smileD.talk and sing()28.Robot Dog will be__________when you touch its sides.A.surprisedB.happyC.angryD.excited()29.If you don't pay attention to Robot Dog for awhile,it will_________A.take picturesB.run awayC.fall asleepD.talk and sing()30.Which of the following is TRUE?A.Penbo Blue is a real robot for boys onlyB.Robot Dog is much more expensive than Penbo Blue.C.It's easy for one-year-old kid to play with Penbo BlueD.You can play with Robot Dog without the remote control.IV.根据汉语意思完成句子，每空一词（每小题2分，共10分)31.怀特先生没有参与作这个决定。

2023-2024学年第一学期人教版八年级物理上册第四章复习测试卷附答案

2023-2024学年第一学期人教版八年级物理上册第四章【光现象】复习测试卷一、单选题1．如图所示，下列光现象中由于光的直线传播形成的是（）A．树林间的光束B．天空中的彩虹C．水珠中的花朵D．湖水中的倒影2．关于光的知识，下列说法正确的是（）A．八月十五的月亮又圆又亮，月亮是光源B．入射光线靠近法线时，反射光线也靠近法线C．镜面反射遵循光的反射定律，漫反射不遵循光的反射定律D．光只有在空气中才沿直线传播3．屋顶有一个正方形的小孔，在地板上形成一个光斑，这个光斑是（）A．正方形的，是太阳的影子B．圆形的，是太阳的影子C．圆形的，是太阳的实像D．正方形的，是太阳的实像4．某同学的手表是数字式的电子表，当它的表面正对左边的镜面时，平面镜中显示的数字如图所示，请问当时的真实时间是（）A．20点51分B．15点02分C．12点05分D．21点02分5．半城山水半城湖，秋色醉人意正浓。

如图所示为魅力开州一角，关于文峰塔在水中所成的像，下列说法正确的是（）A．水中所成的像是实像B．水中所成的像和文峰塔大小相同C．水面越深，像离水面越远D．水中所成的像是光的折射形成的6．如图所示，一束光射入杯中，在杯底形成光斑。

逐渐往杯中加水，则观察到的光斑将会（）A．向右移动B．向左移动C．向上移动D．原位不动7．如图所示，图中对应的物理知识解释错误的是（）A．甲图：太阳灶是利用凹面镜对光的反射来集热的B．乙图：光的色散现象说明太阳光是由多种色光混合而成的C．丙图：人在船上看到水中的鱼是光的折射形成的D．丁图：彩色电视的画面是由红、黄、蓝三种色光合成的二、多选题8．光从空气射向透明玻璃时，通常会同时发生反射和折射现象。

下列说法中正确的是（）A．反射光线、折射光线与入射光线和法线都在同一平面内B．当入射角增大时，反射角和折射角都会增大C．在反射现象和折射现象中，光路都是可逆的D．光束垂直射向透明玻璃时，反射角和折射角都是90°9．如图是小亮做的小孔成像实验装置，他将A、B两个厚纸筒套在一起，并可将B纸筒向右拉伸，使半透明纸与小B孔间的距离增大，下列论述中正确的是（）A．小孔成像是由于光沿直线传播产生的B．小孔成像所成像的形状取决于小孔的形状C．小孔成像所成的像一定是倒立的、缩小的实像D．当图中A纸筒不动，B纸筒向右拉伸时，半透明纸上的像将变大10．如图所示，是光在空气和玻璃两种介质中传播的情形，下列说法中正确的是（）A．入射角等于30°B．折射角等于40°C．NN′是界面D．MM′的右边是玻璃三、填空题11．“天眼-fast”第一次发现了一颗距地球4000光年的毫秒脉冲星，其中“光年”是单位，光在真空中传播的速度为km/s．12．如图所示，是女子10米气步枪选手杨倩在东京奥运会上获得首金场景，杨倩举枪瞄准，是利用了光沿传播，光在气步枪的靶子表面上发生反射（选填“漫”或“镜面”）。

2023-2024学年第一学期人教版八年级英语上册Unit 8复习测试卷附答案

2023-2024学年第一学期八年级英语上册Unit8复习测试卷（满分100分）I.单项选择（每小题1分，共10分）()1.How much__________do we need to make a banana milk shake?A.bananasB.applesC.coffeek()2.-__________honey do we need to make fruit salad?-Just a spoonA.How muchB.How manyC.How often()3._____for me at the bus station across from the post office.I can find you easily.A.WaitB.To waitC.WaitingD.Waits()4.It is too dark.Why don't you__________the light?A.put onB.get onC.turn onD.keep on()5.-Hi,May.Would you like something to eat?-Yes,please.I'm hungry.I'd like three__________and some__________.A.pieces of breads:cheeseB.pieces of breads;cheesesC.pieces of bread;cheeseD.pieces of bread;cheeses()6.-We need__________two dictionaries.Here are only48dictionaries.-I see.There are50students in our class.A.anotherB.elseC.more()7.We haven't got________orange juice to drink.Let's go to buy some tomorrow.A.anyB.someC.manyD.few()8.We__________some holes to plant apple trees in our garden last week.A.digB.dugC.will digD.are digging()9.Six months ago,they began to__________the Chinese Poetry Conference(《中国诗词大会》) A.look for B.send for C.prepare for D.be famous for()10.There are too many people.The sofa will_______as a bed for a night or two.A.putB.serveC.saveD.buyII.完形填空（每小题1分，共10分）The government wants to give cooking lessons to all the kids from7to14in England.It would be part of a plan to get11__________eating more healthily.We want to know12__________you think.Here are some of the comments(评论).●“I think that13__________child should be taught how to cook as it is an essential(基本的)life skill.It could also help stop being too heavy if they cook14_________gettinga takeaway(外卖食品).”Emily,Hampshire,England●“I think having cooking lessons at school is a good15__________.Not only can it teach children tobehealthy16____it can show them how to be safe when cooking at home.It can also prepare them for the future when they have to take care of17__________."Catherine,Cambridgeshire,England●“I don't think they should let little kids18__________their own meals as they can hurt themselves.Kids aged10and older should start19__________how to cook though.”Ruby,Norwich,England●“I think children should learn to cook because they will learn what's healthy and they could also help their parents in the20__________."Anna,London.England()11.A.people B.children C.parents D.teachers()12.A.that B.how C.what D.who()13.A.every B.neither C.no D.any()14.A.because of B.in case of C.such as D.instead of()15.A.idea B.lesson C.subject D.advice()16.A.and B.or C.but D.so()17.A.ourselves B.themselves C.yourselves D.themself()18.A.eat B.buy C.order D.make()19.A.teaching B.learning C.showing D.watching()20.A.bedroom B.washroom C.kitchen D.studyIII.阅读理解（每小题2分，共20分）ATOMATO SOUPWhat we need:●Olive oil(做榄油)●1kg of tomate0es●2large garlic cloves(精据)●Salt and pepper(胡椒粉)●Parsley(欧芹)How to make it:●Cut the garlic and the tomatoes into small pieces.●Put some olive oil in a pot.●Add the garlie and tomatoes,.Fry(油炒)for about5minutes.Put in150ml of water and bring it to the boil(佛点)●Add some salt and pepper.●After I0minutes,puree(捣成泥)in a blender until the soup gets thick enough●Pour the soup into a bowl and put some parsley in it.●Add some small pieces of cheeseJust enjoy your delicious tomato soup!()21.To make tomato soup,you should first_________.A.boil some waterB.add some salt to the potC.fry some pieces of garlicD.cut the garlic and the tomatoes into small pieces()22.How much water will you need to make tomato soup?A.100ml.B.150ml.C.500mlD.550ml()23.Which of the following won’t be useful for making tomato soup?()24.The underlined word"thick"probably means“__________”in Chinese.A.甜的B.热的C.浓的D.重的()25.The material is probably from a(n)__________.A.storybook guideC.food magazineD.English dictionaryBChristmas is the most important festival in the Western world.It is on December25th.When my mother and I stayed in America,we went to an American family to celebrate it on Christmas Eve.We bought some presents for our American friends on our way to their house.They prepared different kinds of gifts for their family and guests,such as Christmas candles(烛)，cakes,cards,little toys and biscuits.There was a Christmas tree in the comer of the hall.How beautiful it was!We had a big meal.After dinner,they told us some interesting stories about Christmas.We learned that Christmas had something to do with God(上帝).We went to bed at midnight..Though we knew Santa Claus(圣诞老人)was not true,we were still waiting for Santa Claus with white beard to bring us presents.And we got many beautiful presents the next morning.I will never forget that Christmas,because I had a good time,and I also knew something about foreign culture.()26.American Christmas is__________.A.China's Spring FestivalB.not importantC.on December25th()27.The writer celebrated Christmas in__________.A.an American familyB.ChinaC.the corner of a hall()28.The writer__________.A.saw Santa Claus that nightB.went to bed late that nightC.told some interesting stories about Christmas()29.The writer got presents on__________.A.24thB.25thC.26h()30.The foreign culture is__________Chinese culture.A.the same asB.different fromC.better thanIV.用所给词的适当形式填空（每小题2分，共10分)31.Mom,1need two__________(spoon)of salt for the soup.32.__________(final)we got to the top of the mountain.33.Please__________(serve)the hamburger to you friend.He must be hungry.34.How much__________(butter)is there on the bread?35.I like__________(sandwich)They are very delicious.V.补全对话（每小题2分，共10分）在空白处填人适当的单词或短语完成对A:I'd like to help cook dinnerB:Really?You're joking.A:No.I'd like to do36.__________for you on your birthday.B:Thank you.Put on this apron(围裙)first.A:OK...Now37__________can I help?B:Hmm,let me see Boil some water and then whisk(搅拌)two eggs.A:Easy.(after a while)I finish it.B:Not bad.OK.Now take some meat and potatoes from the fridge.A:38__________potatoes do you need?B:Three.And bring four peppers.A:OK.Here they are.B:Now wash them,and then dice(将…切成丁)the potatoes and peppers.39__________slice(把…切成片)the meat.A:Where's the peeler(削皮器)？B:It's on the table.A:What?Oh!I cut my finger.B:Let me take a look at that...I can't stop the bleeding.We need to40__________.A:I guess cooking is not as easy as I thought.VI.短文填空（每小题1分，共10分）根据短文内容和所给中文提示，在空白处写出单词的正确形式。

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丰水带多水带过渡带少水带缺水带年降水量中国水资源分布2016-2017学年第一学期八年级地理上册第三章单元检测试卷1．判断以下几项内容中，哪一项是自然资源?A ．皮革B ．铁矿C ．闪电D ．钻石2．下列自然资源，均属于可再生资源的是 A ．耕地、森林、铁矿 B ．阳光、水能、木材 C ．煤炭、天然气、石油 D ．草地、荒漠、纸张读右图“中国土地资源分布图”完成3-5题: 3．土地资源类型对应不正确的是A .A —水田 B.B —旱地 C.C —难以利用的土地 D.D —草地 4．该图中A 和B 的分界线接近A.秦岭、淮河一线B.半湿润与半干旱的界线C.季风区与非季风区的界线D.第二级阶梯与第三级阶梯的分界线 5．该图中A 区域年降水量范围A .1600mm 以上 B.800mm 以上 C.400mm-800mm D.400mm 以下读右图“中国水资源分布图”，完成6--10题。

6．我国水资源的空间分布特点是 A ．北方多，南方少 B ．夏秋多，冬春少C ．东部多，西部少D ．绝大部分地区水资源丰富 7．我国水资源的时间分布特点是A ．春夏多，秋冬少B ．夏秋多，冬春少C ．秋冬多，春夏少D ．春秋多，夏冬少 8．大部分位于缺水带的省级行政区是 A ．北京 B ．上海 C ．新疆 D ．西藏 9．我国水资源时空分布不均匀，主要受 A ．地形的影响 B ．季风气候的影响C ．人类活动的影响D ．陆地面积大的影响10．下列有关水资源的叙述中，正确的有 A ．水资源是可再生资源，取之不尽，用之不竭B ．我国水资源不仅空间分布不均匀，而且时间变化也很大，且一半以上的城市都存在不同程度的缺水现象C ．农业生产对水资源的依赖性很大，而工业生产对水资源的依赖性不大D ．我国南方地区水资源丰富，不存在缺水现象。

11．我国的节水标志是12．目前能缓解干旱地区用水紧张状况，且符合可持续发展原则的措施是A B CDA ．增加地下水的开采量B ．自流灌溉C ．对工业和生活污水进行处理后用于灌溉，推广喷灌、滴灌，发展节水农业D ．减缓城市化进程的发展 13．废旧电池集中处理的原因是A ．回收利用电池金属外壳B ．防止电池中的渗出液腐蚀其他物品C ．回收利用电池中的石墨电极D ．防止电池中汞、镉等金属污染土壤和水源 14．我国自然资源的特点是A ．所有自然资源都占世界前列B ．总量丰富，人均占有量少C ．总量多，人均占有量也多D ．总量少，人均占有量少 15．根据我国的实际情况，在利用和保护自然资源时方法正确的是 A ．只利用可再生资源 B ．为了保护资源，尽量少开发利用 C ．最好不利用非可再生资源 D ．合理开发、利用和保护资源读“我国某地区地形类型比例”以及“土地利用现状图”，回答16-18题。

16.该地区最主要的地形类型是A.平原B.丘陵C. 中、低山D.高山17．右图中①②③三个圆圈表示有关自然环境和自然资源的概念，根据图形所示意的相互关系，下列表述正确的是A ．土地资源、自然资源、自然环境B ．土地资源、矿产资源、自然环境C ．自然资源、矿产资源、自然环境D ．水资源、自然环境、自然资源18该地区耕地比重过高，容易造成的环境问题是A.土地沙漠化B.酸雨C.全球气候变暖D.水土流失 19．对我国土地资源描述正确的是A.我国土地资源丰富,没有后顾之忧B.我国人均耕地资源丰富C.我国土地资源构成比例不合理,而且分布不均D.我国难利用的土地资源比可利用的土地资源多 20、建设节水型城市的主要途径有① 加快南水北调工程建设。

② 农业生产中推广喷灌、滴灌等先进灌溉技术。

③ 在山区修建大型蓄水工程。

④ 适度提高市居民生活用水的水价。

⑤ 对市民进行节水教育使市民养成节约用水的习惯。

A ①②⑤ B ②④⑤ C ①③⑤ D ③④⑤21、农业生产中的“春耕、夏种、秋收、冬藏”，主要的影响因素是A 、纬度位置B 、海陆位置C 、气候变化D 、土壤性质22、季风区水资源的年际变化都比较大。

降水量越大，降水时间越长，水资源的年际变化就越小，下列河流水资源年际变化最小的是A 、珠江B 、长江C 、钱塘江D 、辽河23、我国东部季风区水资源空间分布规律表现为南多北少，这主要是因为A 、南方河流较长，北方河流较短B 、南方河流无结冰期，北方河流有结冰期C 、南方河流含沙量小，北方河流含沙量大D 、降水量南多北少 24、解决我国水资源季节变化大的措施主要是中国南、北方水资源、土地、人口及耕地对比统计图A 、跨流域调水B 、防止水污染C 、兴建水库D 、节约用水读右边的漫画，完成25-27题:25. 右图漫画所反映的情况不会引起以下哪个环境问题A ．土地荒漠化B ．水土流失C ．生物多样性减少D ．地震 26. 不属于导致漫画情况的主要原因是A.人类对一次性筷子、纸杯大量需要B.对木材的需求量大C.对矿产资源的需求量大D.对水能资源需求量大27．针对以上可能出现的环境问题，应该采取什么根本措施来保护环境A ．保护野生动物，增加生物多样性B ．积极开垦荒地，增大耕地面积C ．修建水坝，保持水土D ．恢复植被读右图“不堪重负的地球”，完成28-30题。

28.该漫画反映了当前世界上的A.环境问题B.人口问题C.资源问题D.水污染问题 29.漫画所反映的问题可能产生的后果是 A.劳动力普遍短缺 B.资源短缺C.各国国防兵员不足D.全球人口老龄化严重30.为根本解决该漫画造成的严重后果，下列措施不可行的是 A 、控制人口数量 B.计划生育 C.提高人口素质 D.退耕还林二、综合题。

(共40分)31．读我国南方、北方水资源、土地、人口及耕地对比统计图”和“中国干旱灾害分布图”回答下题。

（共6分，每空1分）1）图中显示我国北方地区水资源总量____ (多/少) ，但耕地面积_______(多/少)，特别是A 处_________(地形区)干旱出现频次高。

2）以下不属于造成A 处旱灾频发原因（）A.农业用水大B.城市用水大C.雨季时间来的晚D.降水稀少3）造成我国南方比北方地区水资源总量大的主要原因是南方降水_____(多/少)。

但南方也出现干旱频次高可能是因为（）（双选）A.降水时间分配不均B.人类活动用水大C.降水量少D.蒸发量大 32．阅读有关南水北调工程的材料，分析回答：（共26分.每空2分）社会各界关注的南水北调工程已于2002年年底正式开工建设。

经过数十年研究，南水北调工程总体格局确定为西、中、东三条线路，分别从长江流域的上、中、下游调水，以缓解北方地区干旱缺水、水环境恶化等问题，适应西北、华北地区经济发展的需要。

不堪重负的地球⑴ 我国水资源分布的特点是南丰北，这属于（时间/空间）分布不均，解决这类分布不均的有效办法之一是跨调水等。

⑵ 读图观察，南水北调工程的东线和中线是将（河流）的水调往平原地区解决该地区缺水问题，促进当地经济的发展。

但随着长江工业带的发展和长江航运价值的进一步加大，应该注意、__ ____等问题；而西线工程是从长江的上游把水调到黄河的上游,是为了解决________地区的缺水问题。

其实许多人都明白___ __比调水更重要，这才是解决缺水最有效的方式。

⑶ 三峡水电站成为世界上最大的水电站。

试从地势、河流的落差和水量等方面分析长江三峡水能资源及其丰富的原因。

①地势和河流落差：_______ ___________； ②水量:_____________________ __ 。

（4）举世瞩目的长江三峡水库建成后具有多种功能，其重要功能之一是：（）A ．解决我国水资源的地区分布不均B ．解决我国水资源的季节分配不均C ．解决我国人水供求过剩的突出矛盾D ．解决我国水资源浪费严重的问题（5）21世纪是“水的世纪”，人人都应节约用水，下列不属于节水的是（）A 、生活用水，一水多用B 、推广节水器具C 、少使用洗涤剂和清洁剂D 、污水处理，达标排放 33．看图下图，完成问题。

（共8分，每空1分）⑴图一中是矿产资源，此类资源属于（可再生/非可再生）资源，因此，我们应不断探索和开发__________来代替。

⑵图二中是________（可再生/非可再生）资源，人类利用该资源进行、等。

⑶图三中的资源属于田，主要分布在区（干湿区）。

由于破坏严重，国家把“十分珍惜、合理利用土地和切实保护_______”作为我国的一项基本国策，并制定了相应的法律。

图二图一图三参考答案及评分标准二、综合题（共40分）31．读我国南方、北方水资源、土地、人口及耕地对比统计图”和“中国旱灾频次分布图”回答下题。

（共6分，每空1分）⑴少多华北平原⑵ D⑶多AB32．阅读有关南水北调工程的材料，分析回答：（共26分.每空2分）⑴少（缺）空间流域（6分）⑵长江华北水污染水浪费西北节水（节约用水）（12分）⑶（答案有理即可）：①长江三峡位于我国地势第二级阶梯与第三级阶梯交界处，地势起伏大，河流落差大，水流急。

（2分）②位于季风区，降水丰富，流域面积广，水流量大（2分）⑷ B （2分）⑸ D （2分）33．看图下图，完成问题。

（共8分，每空1分）⑴非可再生新资源或新能源（2分）⑵可再生灌溉、养殖、发电等（合理即可）（3分）⑶水湿润区耕地（3分）。