期末检测试题(三)

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八年级下学期期末目标检测(三)物理试题

八年级下学期期末目标检测(三)物理试题

2020—2021学年度第二学期八年级物理期末复习模拟检测试题(三)一、选择题(每小题3分,共21分)(本卷g 取10N/kg )1.(2020黑龙江省哈尔滨)中国运动员苏炳添在国际百米大赛中成为首位跑进10秒内的中国人。

赛跑过程中关于运动员的说法不正确的是( ) A. 以运动员为参照物,坐着的观众是运动的B. 运动员冲刺到终点不能立即停下,是由于人具有惯性C. 运动员蹬地起跑,说明力可以改变人的运动状态D. 运动员的鞋底花纹很深,是为了减小摩擦2.(2020甘肃省天水市)如图所示,下列四幅图对应的说法正确的是( )A. 图甲中某同学沿杆匀速向上爬升时,该同学受到的摩擦力方向向下B. 图乙中筷子提米在空中静止时,筷子所受米给它的摩擦力方向向上C. 图丙中在力F 拉动木板B 使其速度逐渐变大的过程中,弹簧测力计的示数保持不变D. 图丁小球可在A 、B 两点间来回摆动,当小球摆到最高点B 点时,细线恰好断开,则小球将保持静止3.(2020四川成都)如图所示的现象中,没有利用大气压的是( )A. “吸盘”挂钩贴在竖直墙面上B. 用注射器将药液注入肌肉C. 用吸管将饮料“吸“入口中D. 用硬纸片“托住”杯中的水4.(2020贵州铜仁)生活中处处有物理。

下列与压强知识有关的说法中,正确的是( ) A. 书包背带做得宽而平,是为了增加受力面积从而增大压强 B. 拦河坝修建成上窄下宽是因为液体的压强随着深度的增加而增大班级 姓名 座号C. 大气压强是随着海拔高度的升高而增大D. 在气体和液体中,流速越大的位置,压强越大5.(2020山西)2020年5月27日,我国8名登山队员成功登峰测极成功登顶离不开准确的天气预报。

如图所示,是气象探测保障服务团队,在珠峰大本营准备释放甲、乙两个探空气球采集气象信息,甲的体积小于乙的体积。

在探空气球释放前后的过程中,下列分析正确的是()A. 释放前甲受到的浮力一定等于它自身的重力B. 释放前甲受到的浮力一定大于乙受到的浮力C. 释放后探空气球受到的浮力等于它排开空气所受的重力D. 释放后探空气球上浮过程中受到的浮力一定小于自身重力6.(2020安徽省)一人造地球卫星沿椭圆轨道运行,我们把卫星运行过程中离地球最近的一点叫近地点,最远的一点叫远地点(如图所示)。

《中式冷菜实训》期末检测题三及答案

《中式冷菜实训》期末检测题三及答案

期末测试题三一、单项选择题(每题1分,共15分)1、按氨基酸()分类,氨基酸可分为必需氨基酸和非必需氨基酸两大类。

A.在人体内的合成状况B.种类C.性质D.在人体的消化吸收率2、维生素分水溶性和脂溶性两大类,全部属于水溶性维生素的一组是()A.B族维生素、维生素CB.维生素A、维生素DC.维生素A、维生素ED.维生素E、B族维生素3、B族维生素及维生素属于(),它们每天都应该补充。

A.脂溶性维生素B.水溶性维生素C.必需维生素D.主要维生素4、下列关于营养素糖生理功能的说法,正确的是()A.糖向人体提供热量的数量排在脂肪的后面,名列第二位B.糖类是构成机体的重要物质,但并不是所有神经组织、细胞和体液中都含有糖类C.糖类具有辅助脂肪氧化的抗生酮作用D.人患肝炎时,不能吃糖5、白果中毒是属于()A. 细菌性食物中毒B. 有毒动植物中毒C.化学性食物中毒D.真菌性食物中毒6、以模仿物象的自然形态,通过艺术加工形成图形的是()A.几何图案B. 象形图案C.堆叠、松散形图案D. 组合图案7、以下烹调技法组选项中,全部是以锅和油为传热介质的烹调技法是()A. 炒和炸B.炒和煎C.煎和焖D.油泡和煎8、以下选项中,以蒸汽和盐为传热介质的烹调技法是()A.盐煮B.盐卤C.盐焗D.盐蒸9、蒸鱼宜用()A.猛火B.中火C.慢火D.先中再猛10、烹调的传热介质没有()A.火B.盐C.锅D.食用油11、水作为传热介质有多种特性,但是没有()特性。

A.容易对原料进行调味B.较好地保持原料原味C. 会造成一部分营养成分的损失D. 传热均匀12、在烹调中,一般把烹制菜肴时()称为火候。

A. 所用火力的大小B.所花时间的长短C.所用火力的强弱D.所用火力的大小和所花时间的长短13、下列选项中,不属于按调味工艺划分的调味方法是()A. 封汁B.干撒味料C.浇芡D.加热后调味14、最普遍、最基本的干货涨发的方法是()A.水发B.油发C.盐发D.火发15、冷水发干货能够使干货回软主要是利用水的()A. 张力作用B.溶解作用C.渗透作用D.浸润作用二、多项选择(每题2分,共10分。

2020年新目标人教版英语八年级上册期末检测试题及答案三

2020年新目标人教版英语八年级上册期末检测试题及答案三

期末测试卷(三)(满分:100分)Ⅰ. 单项填空(共15小题;每小题1分,满分15分)从每小题所给的A、B、C、D 四个选项中选出一个可以填入空白处的最佳选项。

1. A smile costs ,but gives so much. So we should learn to smile.A. somethingB. nothingC. anythingD. everything2. Tom the piano every day when he was in primary school.A. playsB. will playC. playedD. are playing3. —Did you go to the cinema to see Monkey King: Hero Is Back last night?—No, I go to the cinema. The tickets are too expensive.A.onlyB. nearlyC. stillD. hardly4. We wonder if our teachers to our graduating party next weekend. Ifthey ,we’ll be very happy.A.will come; will comeB. come; will comeC. will come; comeD. come; come5. —Which month has days in a year?—February.A. fewB. littleC. the leastD. the fewest6. —I’m sorry I’m calling you so late.—.A.No problemB. You’re welcomeC. That’s rightD. I’m all right7. Most parents their children to study hard and get a better job in the future.A.hopeB. planC. expectD. make8. It is one of the happiest things to an old friend.A.look forB. hear fromC. turn downD. make up9. We must work harder next term. There will be subjects, so we will havetime for each subject.A.less; moreB. more; fewerC. more; lessD. less; lessbus ______ ahead.10. —Carefully, Michael! There’s a schoolA.driveB. to driveC. droveD. driving11. —bottles of yogurt should I buy?—I think five bottles will be enough.A.How farB. How muchC. How longD. How many12. —Can you go to the supermarket this weekend?—. I have to help my parents with housework.A.Sure, I’d love toB. I’m afraid soC. I’m afraid notD. Sure, I love13. My family and I looking forward to my grandparents.A. am;visitB. are; visitC. am; visitingD. are; visiting14. —Is the child any better today?—I think so. His temperature seems now.A.highB. normalC. lowD. special15. Although Peter and Rick are brothers, they have little ____ common.A. forB. onC. inD. ofⅡ. 完形填空(共10小题;每小题2分,满分20分)阅读下列短文, 从每小题所给的A、B、C、D 四个选项中选出一个最佳选项。

南宁市2022届英语七年级上学期期末检测试题模拟卷三

南宁市2022届英语七年级上学期期末检测试题模拟卷三

南宁市2022届英语七年级上学期期末检测试题模拟卷三一、选择题1.This is orange and that is_____ pen.A.a; an B.an; an C.a; a D.an; a2.—Can I help you?—____________.A.No,please don't B.Yes,please C.You're welcome3.I usually do some reading ______ 6:00 pm _____ 8:00 pm.A.at/ to B.at / at C.between / to D.from / to4.(题文)—Where’s your picture?—_______the wall of my room.A.In B.On C.Under D.Between5.The _____ Sunday in May is Mother’s Day.A.first B.second C.one D.two6.Let’s __________ good friends and help each other.A.isB.areC.amD.be7.—What color is your cat?—______.A.Yes,it's blackB.It's on the chairC.It's blackD.It's Mimi8."I" ____________ a letter(字母).A.is B.are C.am D.it's9.—Is this ______ dictionary?—No, i t isn’t mine. Mary, is it________ ?A.your; yours B.your; yourC.yours ; yours D.yours ; your10.We have a book sale _________ the school library.A.toB.onC.inD.of11.Please color the bike .A.a greenB.greenC.green colorD.greens12.(题文)______ are in the room.A.I, you and he B.You, I and he C.He, you and I D.You, he and I13.That is English book. my book.A.a; This is B./; It’sC.an; It’s D.an; This14.—Is _____ your pencil?—No, ______.A.this, this isn’tB.this, it isC.that, that isn’tD.this, it isn’t15.—Excuse ________, ________ am Kate. What’s your name?— ________ name is Sam.A.me; I; MyB.my; I; MeC.I; me; MyD.me; me; My16.—Good morning,Miss Gao. —____,Li Ming.A.Nice to meet you B.Hello C.Goocl morning17.Let’s __________ at the school gate.A.meeting B.to meet C.meet D.to meeting18.-- Is this pen, Mike?-- Yes, it’s mine.A.my B.your C.his D.her19.Everyone should learn English. It's very __________.efulefullyelesselessly20.How much ________ these blue pants?A.is B.are C.do D.have二、用所给的词填空21.(题文)用所给词的适当形式填空1.(小题1)I am a student. This is________(I) school ID card.2.(小题2)Is the green ruler_______(you)?3.(小题3)She is my good friend.________(she) name is Lily.4.(小题4)—Excuse me, is this your ruler?—No, it's________(her).5.(小题5)My schoolbag is yellow, and______ (he) is black.22.用括号中所给单词的适当形式填空1.Mike and Jack are ________(brother).2.Jack has a sister and ________(her) is in China.3.________ (this) are my friends, Mike and Frank.4.I have three ________(sister).5.That’s my family.________(that) are my parents.三、句型转换23.句型转换1.These tomatoes are nine dollars.(划线提问)________ _______ ________these tomatoes?2.The girl is my sister.She is in red.(合并一句)The girl ______ ________ is my sister.3.They have a new bike each.( 同义句 )______ of them ______ a new bike.4.Can I help you? ( 同义句 )_______ can I _______ _____ you?5.These pants are short. ( 同义句 )These are _______ ________ .四、完形填空24.I like eating rice, noodles, strawberries, ice cream, hamburgers and so on. But my favorite 1 is dumplings. Every Sunday, my mother 2 many dumplings for me. Ifshe has 3 time, I’ll go to the supermarket to 4 some. Dumplings look 5 white boats(船). They are very delicious. 6 my birthday every year, I usually help my mother make a lot of dumplings. Do you know the 7 ? Because I often ask some friendsto 8 them with me. There are different kinds of 9 and meat in them. My friends 10 like to eat them very much.1.A.food B.dessert C.fruit2.A.do B.does C.makes3.A.some B.no C.any4.A.want B.order C.buy5.A.for B.at C.like6.A.In B.On C.About7.A.kind B.size C.reason8.A.eat B.drink C.like9.A.noodles B.dumplings C.vegetables10.A.all B.every C.both25.I have a good friend. Her name is Kate. She is American girl. She is eleven. She with her family in China. There four people( 人) in her family. They’re her father, her mother, her brother and herself. She __ ____ a cat. Its name is Mimi. It’s Sunday today. They are all home. Look! Kate with Mimi. Her father is reading newspapers. Her mother is cleaning the house. Where is her brother Jim? He is doing homework in his study. Kate knows only Chinese , so she can’t Chinese very well. Jim likes playing soccer. He can play it very well.1.A.a B.an C.the2.A.lives B.living C live3.A.is B.are C.am4.A.has B.have C.is5.A.at B.stay C. from6.A.is playing B.plays C.playing7.A.he B.his C.him8.A.many B.a few C.a little9.A.speak B.tell C.talk10.A./ B.a C.The26.It’s a phot o of Han Han. He is a young writer(年轻作家) in 1 . Many students like 2 books, because some of them are about students’ life. Han Han is 3 Shanghai. He’stwenty-eight 4 old. He can 5 Chinese and English. Han Han likes running, playing football 6 computer games. He often 7 on his blog(博客)。

人教版度七年级数学上册期末检测试题及答案三

人教版度七年级数学上册期末检测试题及答案三

人教版度七年级数学上册期末检测试题及答案一、选择题1.下列运算正确的是() A .7259545--⨯=-⨯=- B .54331345÷⨯=÷= C .3(2)(6)6--=--=D .12(25)12(3)4÷-=÷-=-2.如图,数轴上表示数2的相反数的点是()A .点NB .点MC .点QD .点P3.我国古代著作《九章算术》在世界数学史上首次正式引入负数,若气温升高3C ︒时,气温变化记作C 3︒+,那么气温下降10C ︒时,气温变化记作() A .C 13︒-B .10C ︒-C .7C ︒-D .C 7︒+4.若8m x y 与36n x y 的和是单项式,则m n +的值为( ) A .-4B .3C .4D .85.若多项式22229(93)x y ax y -+--+的值与x 的取值无关,则(2)a -的值为() A .0B .1C .4-D .46.已知1639n x y 与41232m x y 的和是单项式,则m n +的值是() A .5B .6C .7D .87.某超市推出如下优惠方案:(1)一次性购物不超过100元不享受优惠;(2)一次性购物超过100元,但不超过300元一律9折; (3)一次性购物超过300元一律8折.李明两次购物分别付款80元,252元.如果李明一次性购买与这两次相同的物品,则应付款( ) A .288元 B .332元 C .288元或316元D .332元或363元8.我国古代对于利用方程解决实际问题早有研究,《九章算术》中提到这么一道“以绳测井”的题:以绳测井,若将绳三折测之,绳多四尺:若将绳四折测之,绳多一尺.绳长、井深各几何?这道题大致意思是:用绳子测量水井深度,如果将绳子折成三等份,那么每等份井外余绳四尺:如果将绳子折成四等份,C .13x +4=14x +1 D .13x ﹣4=14x ﹣1 9.某市居民自来水收费标准如下:每户每月用水不超过 4 吨时,每吨价格为 2 元,当用水超过 4吨而不超过 7 吨时,超过部分每吨水的价格为 3 元,当用水超过 7 吨时,超过部分每吨水的价格为5 元,李老师 10 月份付了水费 32 元,则李老师用水吨数为( )A .7B .10C .11D .1210.如图,AOB ∠,以OB 为边作BOC ∠,使2BOC AOB ∠=∠,那么下列说法正确的是( )A . 3AOC AOB ∠=∠ B .AOB AOC ∠=∠或3AOC AOB ∠=∠ C .AOC BOC ∠>∠D . AOC AOB ∠=∠二、填空题 11.计算111112612209900++++⋯+的值为__________________. 12.已知2241A x ax y =+-+,234B x x by =++-,且对于任意有理数x 、y ,代数式2A B -的值不变,则ab 的值是_______.13.磁器口古镇,被赞誉为“小重庆”,磁器口的陈麻花更是重庆标志性名片之一.磁器口某门店从陈麻花生产商处采购了原味、麻辣、巧克力三种口味的麻花进行销售,其每袋进价分别是10元,12元,15元,其中原味与麻辣味麻花每袋的销售利润率相同,原味与巧克力味麻花每袋的销售利润相同.经统计,在今年元旦节当天,该门店这三种口味的麻花销量是2:3:2,其销售原味与巧克力味麻花的总利润率是40%,且巧克力味麻花销售额比原味麻花销售额多1000元,则今年元旦节当天该门店销售这三种口味的麻花的利润共_____元.14.小明沿街道匀速行走,他注意到每隔6分钟从背后驶过一辆1路公交车,每隔4分钟迎面驶来一辆1路公交车.假设每辆1路公交车行驶速度相同,而且1路公交车总站每隔固定时间发一辆车,那么发车间隔的时间是________ 分钟. 15.如图,已知∠AOB =40°,自O 点引射线OC ,若∠AOC :∠COB =2:3,OC 与∠AOB 的平分线所成的角的度数为_____.三、解答题 16.计算:(3)-27+(-32)+(-8)+72 (4)3222(4)(133⎡⎤-+---⨯⎣⎦)17.数轴上两点之间的距离等于相应两数差的绝对值,如2与3的距离可表示为|2﹣3|=1,2与﹣3的距离可表示为|2﹣(﹣3)|=5(1)数轴上表示3和8的两点之间的距离是_____;数轴上表示﹣3和﹣9的两点之间的距离是_____; (2)数轴上表示x 和﹣2的两点A 和B 之间的距离是_____;如果|AB|=4,则x 为_____; (3)当代数式|x+1|+|x ﹣2|+|x ﹣3|取最小值时,x 的值为_____.18.先化简,再求值(1)2(x 2-5xy)-3(x 2-6xy),其中x=-1,y=12.(2)()222231052xy x y xy yx ⎡⎤--+⎣⎦,其中x = 1010,y= -12.19.若一个四位自然数满足个位与百位相同,十位与千位相同,我们称这个数为“双子数”.将“双子数”m 的百位、千位上的数字交换位置,个位、十位上的数字也交换位置,得到个新的双子数m ',记22()1111m m F m '+=为“双子数”m 的“双11数”.例如,1313m =,3131m '=,则2131323131(1313)81111F ⨯+⨯==.(1)计算2424的“双11数”(2424)F =______;(2)若“双子数”m 的“双11数”的()F m 是一个完全平方数,求()F m 的值;(3)已知两个“双子数”p 、q ,其中p abab =,q cdcd =(其中19a b ≤<≤,19c ≤≤,19d ≤≤,c d ≠且a 、b 、c 、d 都为整数,若p 的“双11数”()F p 能被17整除,且p 、q 的“双11数”满足()2()(432)0F p F q a b d c +-+++=,令(,)101p qG p q -=,求(,)G p q 的值.20.甲、乙两个玩具的成本共300元,商店老板为获取利润,并快速出售玩具,决定甲玩具按60%的利润率标价出售,乙玩具按50%的利润率标价出售.在实际出售时,应顾客要求,两个玩具均按标价9折出售,这样商店共获利114元. (1)求甲、乙两个玩具的成本各是多少元?(2)商店老板决定投入1000元购进这两种玩具,且为了吸引顾客,每个玩具至少购进1个,那么可以怎样安排进货?21.已知1520a b c ++-++=,且a ,b ,c 分别是点A ,B ,C 在数轴上对应的数. (1)求a ,b ,c 的值,并在数轴上标出点A ,B ,C .(2)若动点P ,Q 同时从A ,B 出发沿数轴负方向运动,点P 的速度是每秒1个单位长度,点Q 的速度是每秒2个单位长度,求运动几秒后,Q 可以追上点P ?(3)在数轴上找一点M ,使点M 到A ,B 两点的距离之和等于10,请求出所有点M 对应的数,并说明理由.22.水资源透支现象令人担忧,节约用水迫在眉睫.针对居民用水浪费现象,重庆市政府和环保组织进行了调查,并制定出相应的措施.(1)针对居民用水浪费现象,市政府将向每个家庭收取污水处理费,按每立方米1元收费.此外,市政府还将向市民收取自来水费,收费标准为:规定每个家庭每月的用水量不超过10立方米,则按每立方米2.5元收费;超过10立方米的部分,按每立方米3.2元收费.若我市某家庭某月用水量为x 立方米,产生的污水量也为x 立方米,则这个家庭在该月应缴纳的水费(包括污水处理费)W 1为多少钱?(用含x 的代数式表示)(2)在近期由市物价局举行的水价听证会上,有一代表提出一新的水价收费设想:不再收取污水处理费,每天6:00至22:00为用水高峰期,水价可定为每立方米4元;22:00至次日6:00为用水低谷期,水价可定为每立方米3.2元,若某家庭高低峰时期都有用水,且高峰期的用水量比低谷期多20%.设这个家庭这个月用水低谷期的用水量为y 立方米,请计算该家庭在这个月按照此方案应缴纳的水费W 2为多少钱?(用含y 的代数式表示)(3)若某三口之家按照(1)问中的方案与(2)问中的方案所交水费都为392元,请计算表示哪种方案下的用水量较少?23.如图所示,两条直线AB ,CD 相交于点O ,且AOC AOD ∠=∠,射线OM (与射线OB 重合)绕点O 按逆时针方向旋转,速度为15/s ︒,射线ON (与射线OD 重合)绕点O 按顺时针方向旋转,速度为12/s ︒.两射线OM ,ON 同时运动,运动时间为()t s .(本题出现的角均指小于平角的角)(1)图中一定有________个直角;当3t =时,MON ∠的度数为________,BON ∠的度数为________MOC ∠的度数为________.(2)当012t <<时,若360AOM AON ︒∠=∠-,试求出t 的值. (3)当06t <<时,探究72COM BONMON∠+∠∠的值:在t 满足怎样的条件时是定值;在t 满足怎样的条件时不是定值.参考答案1.D2.A3.B4.C5.D6.D7.C8.A9.B10.B 11.9910012.-12 13.3800 14.4.8 15.4°或100°. 16.(1) 4;(2)113-;(3) 5;(4)32. 17.(1)56(2)|x+2|2或﹣6(3)2 18.(1)28x xy -+,-5;(2)28xy ,4020 19.(1)12;(2)4或16或36;;(3)51或17.20.(1)甲玩具的成本是100元,乙玩具的成本是200元;(2)购进乙玩具1个,购进甲玩具8个. 21.(1)1a =-,b=5,c=-2,数轴作图略;(2)6秒;(3)-3或7,22.(1)用水量不超过10立方米,应缴纳的水费3.5x ,用水量超过10立方米,应缴纳的水费4.2x ﹣7;(2)W 2=3.2y +4×(1+20%)y =8y ;(3)问题(2)中的方案下的用水量较少 23.(1)4,171︒,126︒,45︒;(2)107或10;(3)当1003t <<时,72COM BONMON ∠+∠∠不是定值,当1063t <<时,72COM BONMON∠+∠∠是定值,定值是3。

河南省驻马店市2019年七年级上学期英语期末检测试题(模拟卷三)

河南省驻马店市2019年七年级上学期英语期末检测试题(模拟卷三)

河南省驻马店市2019年七年级上学期英语期末检测试题(模拟卷三)一、选择题1.—Your pencil case is very nice.— _______ .A.Thank you B.Yes, it isC.No, it isn’t D.I’m sorry2.Mary _________ like bread,but Mike _________.A.doesn't;doesB.doesn't;doesn'tC.does;likesD.do;doesn't3.─Let's play football after class. ─_________.A.No,I don'tB.OK. I think soC.Sounds goodD.Thank you4.—Do you have a soccer game?—____, I don’t know.A.Yes B.Sorry C.No D.Good5.Mary likes ice-cream, __________ I don’t like it.A.andB.orC.butD.so6.We have P. E.______ 8 o’clock ______ Tuesday morning.A.at; onB.at; inC.in; inD.in; on7.—Excuse me, whose bag is it? I found it in the waiting room.—Oh, it’s _______. Thanks.A.me B.my C.myself D.mine8.Mike’s idea(想法)is different(不同)from .I can’t agree with(同意) .A.mine;him B.mine;his C.me;him D.me;his9.—Can I help you, sir?—Yes. I bought this radio here yesterday, but it.A.didn’t work B.won’t work C.can’t work D.doesn’t work10.—I'll have a school trip tomorrow(明天). —________.A.Thank you B.Have a good time C.You're welcome D.That's wrong11.-I lost my pencil box.- You can_______your teacher _______help.A.meet;at B.ask; for C.thank; for12.(题文)—Can you come to my party tomorrow? —________, and what time is it? A.Yes, I’d love to B.Sorry, I can’tC.Thank you D.No, thanks13.________these his ___________?A.Are,watch B.Is,watches C.Are,watches D.Is,watch14.Her_____ are Bill and Mary Black.A.parent B.mother C.parents15.-Is this book?-No, it's not my book.A.his B.you C.your D.her16.— _____ do you usually do on the Internet?— Search for informationA.When B.where C.What D.Who17.English is easy for Daisy, but it’s really ______ for me.A.interesting B.bad C.difficult D.easy18.—Let’s play __________ basketball.—Good idea. But we don’t have __________ basketball.A./; /B.a; /C.a; aD./; a19.Lily and Liz ___________ a cat. They like it very much.A.have B.has C.there is D.here are20.This is pencil and that is eraser.A.a;aB.an;anC.a;anD.an;a二、用所给的词填空21.I. 用所给单词的适当形式填空1.The builders built many ____ (build) in our city last year.2.In summer, I like to go ____ (swim) with my father.3.We are sure that China will be even ____ (good) tomorrow.4.I hope there will be less _____ (pollute) in the future.5.We can do the work with _____ (little) money and _____ (few) people than they can.22.用所给单词的适当形式填空1.________(I)sister is Gina.2.My books and pens ________(be)in the bookcase.3.The English books are ________(she).4.Where are my ________(key)?5.The tape ________(play)is on the teacher’s desk.三、句型转换23.句型转换1.This is her brother.(改为复数句)__________ _________her__________.2.Those are my books.(改为单数句)_________ __________my___________.3.Is he your grandfather?(作肯定回答)_____________, __________ ____________.4.These are my friends.(改为一般疑问句)___________ ___________ ____________ ___________?5.She’s my sister(对画线部分提问)____________ ___________she?四、完形填空24.Hi! I'm Cindy. I'm 1 English 2 . Cindy is my 3 . My family name 4 White. I'm in China now. My Chinese name is 5 . It's 6 . It's 3: 00 now, What's this? 7 a key, What's that? It's a ruler. 8 key and the ruler 9 blue. 10 is that pen? It's black. It's my pen.1.A.a B.an C.the D./2.A.name B.number C.girl D.boy3.A.first name B.last name C.family name D.middle name4.A.is B.am C.are D.be5.A.Zengxiaohui B.zeng xiaohui C.Zeng Xiao Hui D.Zeng Xiaohui6.A.color B.red C.red color D.what color7.A.It's B.it's C.Its D.its8.A.A B.An C.The D./9.A.is B.am C.are D./10.A.What color B.What C.How D.What's25.My younger sister is Cindy. 1 is her birthday. My mother 2 her a big cake. She is eight years old now. She likes cakes. 3 the table in her bedroom, you can 4 the nice cake. Her 5 is on the cake. There are 6 things for her birthday, too.7 are some apples, salad, ice-cream, strawberries and oranges. But she’d 8 to have something to drink now. Her 9 , Kate, Barry, Bill, and Frank are coming to herbirthday party now. She likes to eat these things 10 her friends.1.A.This B.That C.Today D.It’s2.A.buy B.wants C.finds D.gets3.A.At B.On C.Under D.With4.A.look B.see C.eat D.have5. B.book C.backpack D.thing6.A.others B.the other C.the others D.other7.A.They B.These C.Those D.It’s8.A.want B.like C.likes D.wants9.A.parents B.teachers C.friends D.brothers10.A.with B.for C.to D.of26.Not only could the cultures, histories or customs in different countries be different, but the shopping habits are different. Let’s see the shopping in America here.If you arrive 1 America only for a short time, I believe you 2 buy someclothes soon. There is a rule of dressing in the States: Change your clothes every day. For example, in an American college, neither teachers 3 students are often seen inthe same clothes for two days on end. So you may find 4 necessary to buy more clothes than you have here ---- in China.5 you are shopping in the States, you will find that prices change a lot from store to store, and they change a lot from time to time.After you stay in America for some time, you will also find that Americans are not so well-off. They often go shopping at ―sales‖.They also buy some used, second-hand things, such as clothing, bed, sofa, or TV ---- inorder to 6 money. But in America it is quite different: 7 of the second-hand things are rather good.In fact, the price in the United States is always very 8 . Advertisementsfor ―white sale‖ are often seen in January, as 9 as in May and June or July. Onceor t wice every season there will be ― garage sales‖ in the community. There, you can get almost 10 , from a boat to a pair of shoes, at lower prices.1.A.at B.in C.to D.for2.A.can B.may C.must D.need to3.A.and B.but C.or D.nor4.A.it B.that C.what D.how5.A.Before B.After C.While D.During6.A.save B.spend C.get D.cost7.A.Few B.Much C.Most D.All8.A.low B.high C.dear D.common9.A.good B.well C.soon D.often10.A.something B.everything C.anything D.nothing五、阅读理解27.Hi! I'm Jeannie and I'm 3. I am a middle school student. At school we always wear a uniform (穿校服). Girls wear white T-shirts, blue skirts and red sweaters. Boys wear white T-shirts and blue trousers. Their sweaters are red, too. All of our shoes are black.I don't like my school uniform. After school my first thing to do is take off (脱下) my uniform. I don't like skirts! I always play sports after school with my friends, and skirts are not good for sports. I like wearing trousers, shorts, T-shirts, jackets and sports shoes. I like baseball caps, too.I don't wear skirts out of school. My mom asks me to wear skirts. She thinks girls look beautiful (美丽的) only in skirts. But I don't think so. Girls can be beautiful in T-shirts and trousers.根据材料内容选择最佳答案。

河南省濮阳市2019年七年级上学期语文期末教学质量检测试题(模拟卷三)

河南省濮阳市2019年七年级上学期语文期末教学质量检测试题(模拟卷三)

河南省濮阳市2019年七年级上学期语文期末教学质量检测试题(模拟卷三)一、选择题1.下列关于本单元文学常识的表述,不正确的一项是( )A.朱自清,现代诗人、学者、民主战士。

代表作有散文《荷塘月色》,小说《背影》等。

B.老舍的代表作有长篇小说《骆驼祥子》《四世同堂》,另外还有话剧《茶馆》《龙须沟》等。

C.刘湛秋是当代著名诗人、翻译家、评论家。

其作品清新空灵,富有现代意识,手法新颖洒脱,曾被誉为“当代抒情诗之王”。

D.曹操是建安时期的代表诗人之一,其诗内容较为丰富,风格慷慨悲壮。

著有《孙子略解》《兵书接要》等军事著作。

2.下列各句中加点成语的使用,全都正确的一项是()①学习任何一门才艺都要有坚定的意志,倘若见异思迁....,到头来必定一事无成。

②老张与大李不和,他们的孩子却成了同桌,老张煞有介事....,大李却全不介意。

③这幅水墨山水画,画面花团锦簇....,构图细腻精巧。

④校庆当天,各届校友纷纷回到母校,一时间校园内外,人声鼎沸....,热闹非凡。

⑤随着对事件的深入追踪,我们惊讶地发现,真相和我们此前的猜测大相径庭....。

⑥熟悉的歌声从窗外悠悠飘来,我忍不住手打节拍,随声附和....,轻轻哼唱起来。

A.①②④ B.②③⑥ C.①④⑤ D.③⑤⑥3.下列画线字注音有误的一项是( )A.我想那缥缈(piāo miǎo)的空中B.白昼(bái zhòu)有一条神秘的航线C.当它卸下批闪烁(lì)的白银D.船上却焚(fén)起了大火4.下列句子中没有运用修辞手法的一项是()A.狂风呼啸着穿过破房子的缝隙,像一只饥饿的野兽发出吼叫。

B.光秃秃的山上,稀稀拉拉地长着一些野生的薰衣草。

C.这些白桦树棵棵鲜嫩、挺拔,像笔直站立的少年一样。

D.以前那种猛烈而干燥的风,变成了飘着香气的微风。

5.选出下列加点字读音完全正确的一项( )A.分歧(qí)憔悴(jiāo)寒颤(chàn)匿笑(nì)B.菡萏(dàn)攥着(zuàn)瘫痪(tān)霎时(shà)C.嫩芽(nènɡ)诀别(jué)攲斜(qī)树杈(chā)D.粼粼(nín)淡雅(yǎ)徘徊(fēi)反悔(huǐ)二、名句名篇默写6.古诗文默写(1)客路青山外,___________________。

东莞市名校初中五校联考2022届英语七年级上学期期末检测试题模拟卷三

东莞市名校初中五校联考2022届英语七年级上学期期末检测试题模拟卷三

东莞市名校初中五校联考2022届英语七年级上学期期末检测试题模拟卷三一、选择题1.My book is in my .A.pencil boxB.dictionaryC.ID cardD.schoolbag2.—Is this ______ pen?—No, it’s_______ .A.you r; mine B.his; hersC.yours ; his D.his ;her3.— Do Barry and Peter have a baseball?—Yes, ____________.A.they areB.they doC.they haveD.he does4.People in the south of China like eating ______.A.ricesB.noodlesC.dumplingsD.rice5.— Cindy has two red pens, a red ruler and three red hats.— Oh, she __________ likes red.A.veryB.onlyC.thenD.too6.—Mom, I must go now. Peter is waiting for me at the cinema.—OK!A.Good idea B.Good luckC.Have a good time D.Best wishes7.- do you eat outside?-Three times a month.A.How long B.How often. C.How soon D.How much8.(题文)—Excuse me. How do you _________ your first name?—J-I-M, Jim.A.say B.spellC.speak D.talk9.My father’s father is my _______ .A.aunt B.uncleC.brother D.grandfather10.-Are the notebooks under the bed? --- .A.No, they are B.Yes, they are ! C.Yes, it is D.No, it isn't 11.We have T-shirts in blue, yellow, red and black _____only 20 yuan.A.by B.in C.for D.sell12.—How do you spell “box”?—_______.A.It’s a box B.B-O-X C.A box D.b-o-x13.(题文)---Which car is yours ? ---_______ yellow one.A.The B.A C.An D.不填14.—Is this your pencil box, Linda?—No. ________ is in my schoolbag.A.His B.Hers C.Mine D.Yours15.How is _______ sister?A.I B.you C.your D.he16.(题文)His T-shirt _______ white and his shorts _______ yellow.A.is; is B.is; areC.are; are D.are; is17.Mary a bag school.A.need;to B.need;for C.needs;to D.needs;for18.______ Is this your pencil box?A.How are you?B.I'm OK.C.Excuse me.D.I'm sorry.19.I know all my ___birthdays.A.teachers B.teacher’s C.teachers’20.We write ____________ our pens.A.use B.for C.with二、用所给的词填空21.根据句子意思,用括号中所给单词的正确形式填空。

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高三化学一轮复习检测试题(三)一、选择题(本题包括20个小题,每小题3分,共60分。

每小题只有1个选项符合题意)1. 下列操作中,能使电离平衡H2OH++OH-,向右移动且溶液呈酸性的是()A.向水中加入NaHSO4溶液 B.向水中加入Al2(SO4)3固体C.向水中加入Na2CO3溶液 D.将水加热到100℃,使pH=6 2.已知:H+(aq)+OH-(aq)===H2O(l) △H=-57.3 kJ·mol-1。

现将一定量的稀盐酸、浓硫酸、稀醋酸分别和1L 1mol·L-1的NaOH溶液恰好完全反应,其反应热分别为△H1、△H2、△H3,,则△H1、△H2和△H3的大小关系为()A. △H1==△H2>△H3B. △H3>△H2>△H1C. △H3>△H1>△H2D. △H2>△H1>△H33.关于盐类的水解反应的说法正确的是()A.溶液呈中性的盐一定是强酸与强碱生成的盐B.含有弱酸根离子的盐的水溶液一定呈碱性C.盐溶液的酸碱性主要决定于形成盐的酸、碱电离程度的相对大小D.Na2 S水解的离子方程式为:S2-+2H2OH2S+2OH-4.下列说法正确的是()A.电解、电离、电镀、都需要通电才可以发生B.温度升高,弱电解质的电离平衡右移,因为电离是吸热的C.相同条件下,弱电解质浓度越大,电离程度越大D.温度和浓度都能影响电离平衡常数的大小5.在一密闭容器中,反应a A(g)b B(g)达平衡后,保持温度不变,将容器体积增加一倍,当达到新的平衡时,A的浓度变为原来的40%,则()A、物质B的质量分数减小了B、平衡向逆反应方向移动了C、平衡向正反应方向移动了D、a>b6. mA(g)+nB(g)pC(g)+qQ(g)当m、n、p、q为任意整数时,达到平衡的标志是()①体系的压强不再改变②体系的温度不再改变③各组分的浓度不再改变④各组分的质量分数不再改变⑤反应速率υA: υB: υC: υD=m:n:p:q⑥单位时间内m mol A断键反应,同时p mol C也断键反应A. ②③④⑥B. ③④⑤⑥C. ①③④⑤D. ①③④⑥7.已知室温时,0.1 mol.L-l某一元酸HA在水中有0.1%发生电离,下列叙述错误的是()A.该溶液的pH =4 B.升高温度,溶液的pH增大C.此酸的电离平衡常数为l×10-7mol ·L-1D.HA电离出的c(H+)约为水电离出的c(H+)的106倍8.室温时,浓度都为0.1mol/L的HA 、HC、 HD三种一元酸溶液,其中HA溶液中c(H+)=0.01mol/L,HC的pH值为3,HD溶液中c(OH-)=10-13mol/L,则三种酸对应的钠盐在物质的量浓度和温度相同的条件下,溶液的pH值由大到小的顺序为()A. NaA > NaC > NaDB. NaC > NaA > NaDC. NaD > NaA > NaCD. NaC > NaD > NaA9.在2A+B3C+4D反应中,表示该反应速率最快的是()A.υ(A)=0.5 mol·L-1·s-1 B.υ(B)=0.3 mol·L-1·s-1 C.υ(C)=0.8 mol·L-1·s-1 D.υ(D)=1 mol·L-1·s-1 10.25℃和1.01×105Pa时,反应2N2O5(g)=4NO2(g)+O2(g) △H=+56.76kJ/mol,自发进行的原因是()A、是吸热反应B、是放热反应C、是熵减少的反应D、熵增大效应大于焓增大的效应11.用物质的量都是0.1 mol的CH3COOH和CH3COONa配成l L混合溶液,已知其中c(CH3COO-)>c(Na+),对该混合溶液的下列判断正确的是()A.c(H+)<c(OH-) B.c(CH3COOH)+c(CH3COO -)=0.2 mol·L-1C.c(CH3COOH)>c(CH3COO-) D.c(CH3COO-)+c(OH -)=0.2 mol·L-112.下列说法正确的是()A.物质的量浓度和体积相同的K2CO3、K2SO4、HCl溶液混合,溶液的pH<7B.将0.1mol/L CH3COOH溶液加水稀释,溶液中的c( H +)/ c (CH3COOH)减小C.t℃时,某稀Ba(OH)2溶液中c(H+)·c(OH-)=1.0×10-12。

向pH = 8的该溶液中加入等体积pH = 4的盐酸,则混合后溶液的pH = 6D.10mL pH = 12的氢氧化钠溶液中加入pH = 2的HA至pH刚好等于7,所得溶液体积V总≥20mL13.已建立化学平衡的某可逆反应,当改变条件使化学平衡向正反应方向移动时,下列有关叙述正确的是()①生成物的体积分数一定增加;②生成物的产量一定增加;③反应物的转化率一定增大;④反应物浓度一定降低;⑤正反应速率一定大于逆反应速率;⑥使用了合适的催化剂A.①② B.②⑤ C.③⑤ D.④⑥14.在373K 时,把0.5 mol N2O4气体通入体积为5 L的真空密闭容器中,立即出现红棕色。

反应进行到2 s时,NO2的浓度为0.02 mol/L。

在60 s时,体系已达到平衡,此时容器内压强为反应前的1.6倍。

下列说法正确的是()A、前2 s,以N2O4浓度变化表示的平均反应速率为0.01 mol·L-1·s-1B、在2 s时,体系内压强为反应前的1.1倍C、平衡时,体系内含N2O4 0.25 molD、平衡时,若往容器内充入氮气,则可提高N2O4的转化率15.已知25 ℃时,AgCl 的溶度积K sp=1.8×10-10,则下列说法正确的是()A.温度一定时,当溶液中c(Ag+)×c(Cl-)=K sp时,此溶液为AgCl的饱和溶液B.AgNO3溶液与NaCl溶液混合后的溶液中,;一定有c(Ag+)=c(Cl-) C.向饱和AgCl水溶液中加入盐酸,K sp值变大D.将固体AgCl加入到较浓的KI溶液中,部分AgCl转化为AgI,AgCl溶解度小于AgI16.己知:H2O(g)=H2O(l) △H1=-Q1 kJ/molC2H5OH(g)= C2H5OH(l) △H2=-Q2 kJ/molC2H5OH(g)+3O2(g)=2CO2(g)+3H2O(g) △H3=-Q3 kJ/mol若使用23 g酒精液体完全燃烧,最后恢复到室温,则放出的热量为()kJA.Q1 +Q2 +Q3 B. 0.5(Q1 +Q2 +Q3)C.0.5Q1–0.5Q2 +0.5Q3 D. 1.5Q1 –0.5Q2 +0.5Q317. 下列叙述正确的是()A.在原电池的负极和电解池的阴极上都发生氧化反应B.用惰性电极电解CuSO4溶液,阴阳两极产物的物质的量之比为1:2 C.依据导电能力的大小,把电解质分为强电解质和弱电解质D.水溶液导电的过程是化学变化18.镍镉(Ni-Cd)可充电电池在现代生活中有广泛应用。

已知某镍镉电池的电解质溶液为KOH溶液,其充、放电按下式进行:Cd + 2NiOOH + 2H2O Cd(OH)2 + 2Ni(OH)2。

有关该电池的说法正确的是()A.充电时阳极反应:Ni(OH)2-e- + OH- →NiOOH + H2OB.充电过程是化学能转化为电能的过程C.放电时负极附近溶液的碱性不变D.放电时电解质溶液中的OH-向正极移动19.下面有关电化学的图示,完全正确的是( )20.在水溶液中,因为发生水解反应而不能大量共存的一组微粒是(  )A.CO、OH-、Na+、H+ B.Al3+、Na+、AlO2-、 Cl-C.Ba2+、HCO、K+、SO D.S2-、H+、SO、Cu2+21.(1)火箭推进器中盛有强还原剂液态肼(N2H4)和强氧化剂液态双氧水,当它们混合反应时,即产生大量氮气和水蒸气,并放出大量热。

已知0.2mol液态肼与足量液态双氧水反应,生成氮气和水蒸气,放出128kJ的热量。

①写出该反应的热化学方程式。

②又已知H2O(g) = H2O(l),△H = -44 kJ•mol-1,则8.0g液态肼与液态双氧水反应生成液态水时放出的热量是 kJ 。

22、某同学用铅蓄电池作电源,用石墨做电极电解500 mL某浓度的CuSO4溶液,观察到A电极表面有红色固体物质生成,当溶液中原有溶质完全电解后,停止通电,取出A电极,洗涤、干燥、称量,电极增重1.6 g。

已知铅蓄电池的工作原理为:Pb+PbO2+2H2SO4 2PbSO4+2H2O(1) )写出铅蓄电池负极的电极反应式:(2)当反应过程中转移的电子为0.02mol时,铅蓄电池内消耗硫酸的物质的量为 mol。

(3)电解前CuSO4溶液的物质的量浓度为。

(4)若电解前后溶液的体积不变,电解后溶液的pH=23.(1)25℃时, pH=3的醋酸和pH=11的氢氧化钠溶液等体积混合后溶液呈(填“酸性”,“中性”或“碱性”),溶液中c(Na+ ) c(CH3COO-)(填“ >” 或“=”或“<”,)。

(2)FeCl3水溶液呈(填“酸”、“中”、“碱”)性,原因是(用离子方程式表示):;实验室在配制FeCl3的溶液时,常将FeCl3固体先溶于较浓的盐酸中,然后再用蒸馏水稀释到所需的浓度,以(填“促进”、“抑制”)其水解。

把AlCl3溶液蒸干,灼烧,最后得到的主要固体产物是24.Ⅰ.已知反应:CO (g) + H2O(g) CO2 (g) + H2(g)(1)将1mol CO和1mol H2O(g)充入某固定容积的反应器,在某温度下达到平衡:此时有2/3的CO转化为CO2。

则该反应平衡常数的表达式为_____________,此温度下平衡常数为。

(2)若在相同条件下,向该容器中充入1 mol CO2、1 mol H2,则达到平衡时混合气中CO2的体积分数约是下列各值中的(填编号)A. 22.2%B.27.55%C.33.3%D.36.8%Ⅱ.在T℃时,反应2SO2(g)+O2(g) 2SO3(g) △H<0的平衡常数K=6×102(mol·L-1)-1则: ①温度升高,化学平衡移动后,平衡常数K 值(填“增大”、“减少”或“不变”)。

②T℃时,某生向容积为2L的密闭容器中充入0.4molSO2、0.18molO2和1.2molSO3的混合气体,此时该反应是否处于化学平衡状态(填“是”或“否”),化学反应速率V(正) V(逆)(填“大于”、“等于”或“小于”)。

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