最新广东实验中学附天河学校初一新生入学试卷及答案
广东实验中学初一新生分班（摸底）数学模拟考试（含答案）
广东实验中学初一新生分班（摸底）数学模拟考试（含答案）广东实验中学初一新生分班（摸底）数学模拟考试（含答案）初一新生入学摸底(分班)考试卷一、填一填。
（每空1分，共19分）1. 我国第六次全国人口普查数据显示，截至2010年11月1日零时，登记的全国总人口为1339724852人。
将总人口数改写成以“亿”作单位的数并“四舍五入”保留两位小数后约是（）人。
2. 0.2＝20)(＝16︰（）＝（）÷10＝（）% 3. 4千米60米＝（）千米1.25小时＝（）分 4. 右图反映了一年中王叔叔做生意收入情况。
从图中可知王叔叔上半年赢利30万元，下半年亏损（）万元，这一年王叔叔（）10万元。
5. 36的因数共有( )个，选择其中四个组成比例，使两个比的比值等于311，这个比例式是( )。
6. 一个最简真分数，分子和分母的积是24，这个真分数是( )，还可能是( )。
7. 用一个高是30cm 的圆锥形容器盛满水，倒入和它等底等高的圆柱形容器中，水面的高度是（）cm 。
8. 每块砖0.6元，修补好下图中间的墙体上的漏洞需要砖钱（）元。
9. 在周长是24cm 的正方形内画一个最大的圆，其面积是（）cm2。
10. 一个无盖的圆柱形铁皮水桶，底面周长是12.56 dm ，高是5 dm ，做这个水桶要用（）dm 2。
11. 把一个棱长9dm 的正方体，切成棱长2dm 的小正方体，最多可以得到（）个小正方体。
12. 小红把1000元存入银行，定期3年，年利率是5.25%。
到期时小红可获得本金和利息一共是（）元。
二、判一判。
（5分）1. 成语“百发百中”用数学语言描述：命中率为100﹪。
（）2. 半径为2分米的圆的周长和面积相等。
（）3. 5只小鸡装入4个笼子，至少有一个笼子放小鸡3只。
（）4. 零上15℃（＋15℃）和零下15℃（－15℃）是两种相反意义的温度。
（）5. 抄一份稿件，甲用了73小时，乙用了83小时，则甲的速度比乙快。
广东实验中学附属天河学校初一新生入学检测
广东实验中学附属天河学校2013年初一新生入学检测英语试题说明：全卷共八大题，满分100分，考试时间50分钟一、语音。
选出下列单词划线部分读音与所给的音标发音一致的选项。
（每小题1分，共5分）( )1. [e] A. eat B. tea C. head D. Easter( )2. [θ] A. healthy B. this C. clothes D. father( )3. [u] A. too B. room C. school D. good( )4. [æ] A. last B. plant C. ask D. camera( )5. [id] A. studied B. surprised C. hoped D. wanted二、单项选择。
（每小题1分，共20分）( ) 6. It’s half past six in the afternoon. It’s time , boys and girls.A. for supperB. for the supperC. for classD. for the class( ) 7. ---Excuse me, ?---It’s over there.A. what’s on the deskB. where’s your roomC. whose bag is itD. which shoes are yours( ) 8. ---Whose watch is this?---Is it a black ?A. itB. oneC. thisD. that( ) 9. Please these babies carefully, nurse.A. look afterB. look forC. look likeD. look at( ) 10. ---I’m sorry I can’t play the computer game.---Don’t worry. I’ll you.A. speak toB. playC. learnD. show( ) 11. ---What is 5 plus 2?--- . Oh, It’s seven.A. All rightB. ThanksC. Let me seeD. Not at all( ) 12. It is cold today. You must your coat.A. take offB. put onC. pick upD. turn on( ) 13. Whose bag is bigger, or ?A. your, IB. yours, myC. you, meD. yours, mine ( ) 14. How many can you see in the picture?A. manB. childC. peopleD. woman ( ) 15. ---Where’s the shopping center?---It’s Zhongshan Road.A. atB. onC. overD. of( ) 16. like to join us?A. Can youB. You wouldC. Do youD. Would you ( ) 17. I’ve got a toothache. I’m going to the .A. dentistB. parkC. teacherD. butcher ( ) 18. ---Whose ruler is it?---Maybe it’s .A. PeterB. PetersC. Mary’s and Peter’sD. Mary and Peter’s( ) 19. --- is your uncle?---He is a doctor.A. WhoB. WhereC. WhatD. How ( ) 20. There’s orange tree in my garden. Under tree, there is old man.A. a; the; anB. an; the; anC. a; an; anD. an; a; an ( ) 21. Mike a big box under his bed. many toys in the box.A. has; There areB. have; there isC. had; There areD. have; There was( ) 22. Mr. Black is from . He’s . He speaks .A. America; American; EnglishB. Chinese; China; ChineseC. Australia; Australian; RussianD. England; French; France( ) 23. Neither you nor I a teacher.A. isB. amC. areD. be( ) 24. I want for Christmas.A. something specialB. special anythingC. special somethingD. anything special( ) 25. I saw a girl in the room just now.A. jumpsB. to jumpC. jumpedD. jumping三、完型填空。
广东实验中学新初一分班数学试卷含答案
广东实验中学新初一分班数学试卷含答案一、选择题1．在一幅地图上用3厘米的线段表示120千米的实际距离，这幅地图的比例尺是（）。
A．1∶40 B．1∶400000 C．1∶40000002．用同样大小的正方体木块拼成一个大正方形，下面小正方体的块数不能拼成大正方体的是（）．A．24块B．27块C．64块3．王师傅和李师傅合做完成一批零件，王师傅单独完成需要4小时，李师傅单独完成需要5小时，如果两人合做，需要几小时完成这批零件？正确的算式是()．A．(4＋5)÷2 B．1÷(4＋5) C．1÷(＋)4．一个三角形的一个内的角有40 ，其余两个内角度数的比是3∶2，这个三角形是（）三角形。
A．直角B．锐角C．钝角5．甲杯中有水100克，乙杯中有水80克，如果往甲杯中放入25克糖，往乙杯中放入20克糖，结果是（）．A．甲杯水甜B．乙杯水甜C．两杯水一样甜D．无法比较6．如图，是一个正方体展开图，把它折成正方体后与6相对的面是（）。
A．1 B．2 C．3 D．47．铁路提速后，从甲地到乙地时间由16小时缩短到10小时，下列说法错误的是（）。
A．速度比原来提高60% B．时间比原来减少37.5%C．现在速度是原来的62.5% D．现在与原来速度比是8∶58．大、小两个圆柱的底面积之比是2∶1，高之比是3∶2，这两个圆柱的体积之比是（）。
A．5∶3 B．6∶3 C．3∶19．一件衣服，进货价350元，先按进货价提价110出售，由于换季，又降价110出售．最后的售价()A．比350元高B．比350元低C．是350元D．无法确定10．下面说法中，正确的有（）。
①把一个长方形按3：1的比放大，放大前后的面积比是9∶1；②一个圆的半径增加10%，则它的面积增加21%；③浓度为10%的糖水中，加入10克糖和100克水，浓度降低了；④圆柱的侧面展开得到一个正方形，则它的高是底面直径的3.14倍。
年广州市天河省实验初一新生入学小升初检测英语试题__小升初试题_广州名校小升初
课堂练习（未完成的当课后练习）-一'、选出画线部分读音与其余二个不冋的单词（共5分，每小题1分）1 . A. food school C. room D.foot2 . A. wan ted closed C. played D.liste ned3 . A. manyan imal C. appleD.man4 . A. knife thank C. night D. funny5 . A. boxes oranges C.shoes D.watches——、、单项选择。
（20分，每小题1分）1 . Of all the girls, Mary spe nt time and made mistakes.A. much, manyB. the least, the fewestC. more, mostD. the fewest, the least2. ___ name is Tom. What ' s _________ name?A. I, youB. My, youC. My, yourD. I, your3. The word “fish ” has ___ “f”.A. anB. aC. theD. /4. I walk the park with Jenny.A. atB. /C. withD. to5. This is the ____ we play a game.A. colourB. wayC. drawD. ball6. We have five ____ .A. apple treeB. apples tree ddC. apple treesD. apples trees7. -- _____ dress is this?--It ' s my dress.A. WhoesB. Who ' sC. WhoseD. Where8. I __ the blackboard, but I can ' t ______ a word.A. look, seeB. look at, seeC. see, lookD. see, look at9. -- ___ will you come back? ----In an hour.A. How longB. How oftenC. HowD. How soon10. --- ___ did she go to Beiji ng?---You won' t believe it! On foot.A. WhatB. WhereC. WhenD. How11. There are twenty ___ in our school. Some of them are ___ .A. wome n teachers, Germa nsB. woma n teachers, Germa nsC. wome n teachers, Germe nD. wome n teachers, Germe n 12. — May I ___ your bike?----Sorry.A. rideB. ridi ngC. rodeD. to ride13. — What does your father do? ---He _____ .A. am a stude ntB. is a policema nC. works hardD. is a good man14. It ' s time _______ to school. We must ___ now.A. to go, goesB. going, goC. to go, goD. going, goes 15. The supermarket is ____ at this time of day.A. closedB. ope nedC. ope nsD. closesC. It doesn ' t matterD. Well done20.1 get up ____ a quarter to six _____ a hot morning.A. at, i nB. at, atC. on, onD. at, on 三、完型填空。
广东实验中学英语新初一分班试卷含答案
广东实验中学英语新初一分班试卷含答案一、单项选择1．—I want to fly to the Moon. ( )—Do you want to be _______?—Yes, I do.A．an artist B．a scientist C．an astronaut2．Lily usually ________ a kite in the park at weekends. But next weekend, she ________ it in the zoo. ( )A．flew; will fly B．flies; will fly C．flies; flied3．I felt ill yesterday, so I only ate ________ rice. ( )A．a little B．a few C．a lot of4．Sandy is ill today. She only eats ______ rice and soup. ( )A．a little B．many C．a few5．A: ________ will you stay in Beijing? ( )B: I will stay there for a few ________.A．When; days B．How long; day C．How long; days6．We ________ many pictures yesterday. ( )A．learned B．went C．took7．That’s the ______ dinosaur in this hall. ( )A．tall B．taller C．tallest8．Before you cross the road, you must _____ cars. ( )A．look out at B．look out for C．look out of9．It is cold today, you must _______ your coat. ( )A．take off B．put on C．pick up10．She likes ______ to music. ( )A．listens B．listening C．listen11．She is going to be a ______. She wants to fight COVID-19 (新冠肺炎).A．teacher B．doctor C．farmer12．They went to the park _______ eight o’clock in the morning. ( )A．of B．on C．at13．Lucy didn’t ______ to school because she ______ a cold. ( )A．go; have B．go; had C．went; had14．The shop is near. We can go there _________. ( )A．on foot B．by subway C．by train15．A horse is usually _______ than a sheep. ( )A．heavier B．heaver C．heavyer16．—______ you go to the supermarket yesterday? ( )—No, I read books in the library.A．Did B．Do C．Does17．I’m going to watch some children’s shows on TV _______. ( )A．before B．last night C．tomorrow18．You can get there ______ the No. 6 bus. ( )A．by B．in C．takes19．There is going to be a good film at the ____. ( )A．stadium B．cinema C．office D．school20．I like to ______ basketball. But I ______ football yesterday. ( )A．play; played B．play; play C．played; play二、用单词的适当形式填空21．My father is 2 years _________(young) than my mother.22．I _________ (go) swimming last weekend.23．My mother _______ (read) an English book last night.24．The football magazine is great. Let’s ____ (buy) it tomorrow.25．Lily often ______ (fly) kites on Sunday, but last Sunday she ______ (not fly) kites. 26．Children’s Day is on the _____ (one) of J une.27．Our classroom is on the________ (one) floor.28．Look! The girls _________ (have) a rest under a tree now.29．It’s often _______ here in summer. Look! It _______ heavily. (rain)30．They _____ (sing) next Children’s Day.三、完成句子31．Did you go to the __________ (公园) yesterday?32．—______ ______ is your sister?—She is 12 years old.33．There w_________ many animals in that race.34．My grandfather is very h______. He always keeps fit.35．My sister wants to be ______ ______ (一位旅行者) in the future.36．My aunt _________ (擅长烹饪). She can make a cake easily.37．Jim had a cold _____ (昨天).38．We took some pictures _____ (昨天).39．The eighth month of the year is _________________.40．John will buy a ______ (礼物) in the afternoon.四、完形填空41．What do you usually do in your free time? Play games? Go to the park? Or read books?Books are very important. Reading books is _41__ for us. It can _42__ us know the world. It can _43__ help us get lots of knowledge(知识). It usually _44__ us a new and different world.In a word, books are treasures and we _45__ love them. Before we read, we can ask our parents or teachers about what books to _46__. I like _47__ storybooks because they’re _48__. How about you?Please _49__ books and read books every day. They’re very _50__ to us.41、A．bad B．good C．sad D．well42、A．help B．to help C．helps D．helping43、A．too B．also C．either D．as44、A．brings B．bring C．brought D．bringing45、A．needn’t B．should C．mustn’t D．shouldn’t46、A．reading B．read C．reads D．saw47、A．reading B．read C．reads D．see48、A．delicious B．bad C．interesting D．lovely49、A．love B．to love C．loves D．loving50、A．bad B．sad C．happily D．helpful五、阅读判断42．根据表格内容，判断正（T）误（F）。
广东实验中学附属天河学校初一新生入学检测历年真题(数学)
广东实验中学附属天河学校初一新生入学检测历年真题（数学）20XX 年广东实验中学附属天河学校初一新生入学检测数学 (1)20XX 年广东实验中学附属天河学校初一新生入学检测数学参考答案 (5)20XX 年广东实验中学附属天河学校初一新生入学检测数学 (7)20XX 年广东实验中学附属天河学校初一新生入学检测数学参考答案 (12)2009广东实验中学附属天河学校初一新生入学检测数学 (14)20XX 年广东实验中学附属天河学校初一新生入学检测数学参考答案 (19)20XX 年广东实验中学附属天河学校初一新生入学检测数学一、填空。
(把正确答案填在括号里，每小题2分共20分)1．一项工程，甲工程队3天完成了它的16，甲工程队每天完成它的( )，余下的工程还要( )天才能完成。
2．能被3整除的最小三位数是( )。
有约数2，又是5的倍数的最大三位数是( )。
3．一个圆的周长是12.56厘米，它的面积是( )平方厘米。
4．一种黄铜由锌和铜按3：7熔铸而成，生产这种黄铜240吨，需要锌( )吨，需要铜( )吨。
5．从一个长方体上截下一个体积是32立方厘米的长方体后，剩下部分是一个棱长4厘米的正方体，原来这个长方体的表面积是( )。
6．一个两位小数精确到个位是10，这个数最大是小于( )7．五（1）班男生比女生多10％，男生与女生的比是( )，女生占全班人数的( )8．1克盐放入1OO 克水中，盐与盐水的比是( )，要制2020千克这样的盐水，需要盐( )千克。
9．现有2克、3克、6克砝码各一个，那么在天平秤上能称出 种不同重量的物体。
10．某项工作先由甲单独做45天，再由乙单独做18天可以完成，如果甲乙两人合作可30天完成。
现由甲先单独做20天，然后再由乙来单独完成，还需要 天。
二、选择题。
(每小题2分，共10分)1．要使8x 是假分数，9x 是真分数，x ＝( ) A ．7 B ．8 C ．9 D ．不存在2．下面各数能同时被2、3、5整除的数是( )A ．215B ．370C ．420D ．684A．4倍 B．3倍 C．15倍 D．6倍4．将13米平均分成( )份，每份是118米。
新初一_广东天河省实_分班考试(语文)_试题2
语文1.现在的广告可谓形形色色，但有些广告用语却篡改了汉语正规的用法，请你判断哪一组广告词的写法是完全正确的（）A.某石灰厂广告：白手起家某当铺广告：当之无愧B.某洗衣机广告词：闲妻良母某中药铺广告：自讨苦吃C.某燃气灶广告词：烧胜一筹某肉鸡公司广告词：鸡不可失D.某饺子馆广告：无所不包某山地车厂广告词：骑乐无穷2.下列句子中加粗词语使用不恰当的一项是（）A.班会上，他侃侃而谈，出众的口才使得大家对他刮目相看。
B.每到双休日，广州天河体育中心格外热闹，里里外外人声鼎沸、人流如潮。
C.目前，住房价格一涨再涨，令购房者叹为观止。
D.那次演出实在太精彩了，至今大家还在热情洋溢地讨论，真让人回味无穷。
3.选出没有语病的一项（）A.这篇文章的内容和见解很丰富。
B.广东省博物馆展出了两千多年前的新近出土的珍贵文物。
C.谁也不能否认优异的成绩是靠勤奋学习得来的。
D.天空中飞扬的尘沙污染了路上行人的眼。
4.把下列句子组成语意连贯的一段文字，正确的语序是（）南极是一个冰雪有2000米厚的大陆，____________①1983年7月，测得最低气温为零下89.2度。
②在南极点，年平均温度达零下50度。
③世界上环境最恶劣的大陆在等待着我们去征服。
④它是世界上最寒冷、风最大的地方。
A.③④②①B.④②①③C.③④①②D.④①②③5.根据语境在下列各句中填入恰当的古诗句，使句意完整。
我爱生活，我爱四季。
我爱春天，在桃红柳绿的江南，感受①“________，________”（高鼎《村居》）的万物复苏、草长柳绿的气氛；我爱夏天，夜行农村小道，享受②“________，________”（辛弃疾《西江月·夜行黄沙道中》）的稻花清香、蛙鸣阵阵的无限乐趣；我爱秋天，在高远澄明的天地，抒发“自古逢秋悲寂寥，我言秋日胜春朝”（刘禹锡《秋词》）的豪迈之情；我爱冬天，在白雪皑皑的大漠，欣赏③“________，________”（李贺《马诗》）富于特色的边疆战场景色。
最新广东实验中学附属天河学校初一新生入学检测讲解学习
广东实验中学附属天河学校2013年初一新生入学检测英语试题Ⅰ、语音选出下列单词划线部分与所给发音一致的选项。
(共5分，每小题1分)1. [e] A.eat B. tea C.head D. Easter2. [Ɵ] A.healthy B.this C.clothes D.father3. [u] A.too B. room C.school D.good4. [æ] st B.plant C.ask D.camera5. [id] A. studied B.surprised C.hoped D.wantedⅡ、单项选择.(共20分，每小题1分)6.It’s half past six in the afternoon.It's time_______________,boys and girls!A. for supperB. for the supperC. for classD.for the Class7.Excuse me,___________?It is over there.A.What's on the deskB. Where's your roomC. Whose bag is itD. Which shoes are yours Yeah ,8. Whose watch is this? ------Is it a black __________,A.itB.oneC. thisD. that9.Please __________ these babies carefully,nurse .A. look afterB.look forC.look likeD.look at10.--I'm sorry,I can't play the computer games.----Don't worry,I'll ______ you.A.speak toB.playC. learnD. show11. ---What is 5 plus 2 ?---___________. Oh,It's seven,A. All rightB. ThanksC.Let me seeD.Not at all12.It's cold today.You must __________ your coat,A.take offB.put onC.pick upD.turn on13.Whose bag is bigger, ________ or __________?A. your, IB.yours, myC. you, me,D.yours,mine,14. How many___________can you see in the picture ,A. man,B. child ,C. people,D.woman,15.---Where’s shopping center ?-----It's _________ Zhongshan Road .A. atB. onC. overD.of16. ____________ like to join us?A.Can you,B. You wouldC. Do youD.Would you,17.I have got a toothache , I'm going to the _____________.A.dentistB. parkC. teacherD.butcher18.Whose ruler is it? -------- Maybe it's________.A. PeterB.PetersC. Mary’s and Peter'sD.Mary and Peter ' s19.________ is your uncle?A. Who,B. Where,C. What,D.How,20.There is _____ orange tree in my garden,under ____tree,there is _____ old man,A.a the anB. an the anC. a an anD.an a an21.Mike _______ a big box under his bed , __________many toys in the box .A. has, There areB.have , there isC.had, There areD.have , There was22.Mr black is from _____________. He is __________________ He speaks ____________.A. America, American, EnglishB.Chinese, China, ChineseC. Australia, Australian, RussianD.England,French,Brahms23. Neither you nor________ a teacher.A.isB. amC. areD. be24.I want something special for Christmas,A.something specialB. special anythingC. special somethingD. anything special25.I saw a girl_________ in the room just now.A. jumpsB. to jumpC. jumpedD. jumpingⅢ、完形填空（共10分，每小题1分）Cyril got in through the window and gave the food to the others,Who were outside. There was some cold meat, h alf a cold chicken, __26__bread and a bottle of soda-water,Then they all flew back up onto the church roof____27_____it .They were very hungry,______28______they really enjoyed it.But when you're hungry,and then you eat a big meal and sit_____29_____the hot sun on a roof , it's very____30___to fall asleep.And so they did-----while the sun_____31____went down in the west.They slept_____32_____a long time.When they woke up it was dark ------And of course,they had no wings.We ____33___get home, Cyril said .“There’s a door over there,.That's the way____34____,But when they tried the door,they found that it was locked from _____35____ side. They were on top of the church and they had no wings!How were they going to get down?26. A. any B.some C.many D.little27. A. eating B. ate C. to eat D.eat28 A. so B. or C. still D.but29. A. under B.for C. on D.in30. A. easy B.tired C. hard D.hungry31. A. fast B. soon C. slowly D.brightly32. A. at B.to C. since D.for33. A. must B. may C. need D.can34. A.up B. to C.down D. along35. A. the other B. others C. another D.otherⅣ、阅读理解（共30分，每小题2分）A 篇The USA is smaller than Russia ，Canada and China.Washington DC is its capital. But it is a quiet city. New York is the biggest city in America. And it's one of the biggest cities in the world. It is in the east of the USA,and at the mouth of theHudson River . A large part of the city is on Manhatten island, a big island in the river. New York has a larger population than Washington DC, In new York,we can see the famous statue,the statue of Liberty, Which was given by France.36. The USA is the ___________ largest country in the world ,A.firstB. secondC. thirdD.fourth37.Washington DC has a____________ population than New York,A. largerB. smallerC.moreD.less38.Where does the statue of Liberty come from?A.ManhattanB.Washington DCC. New YorkD.France39.Where is new York?A.In the east of the USAB. In the Hudson RiverC. On the Manhattan islandD.We don't know40.How many cities have been mentioned in this passage?A. NineB.TwoC. SevenD.FiveB篇Air is all around us , It is around us when we walk and play .From the time we were born , air is around us . When we sit down ,it is around us . When we go to bed , it is also around us . We live in the air ,All living things need air . Maybe we can live without water for a few days , But we can't live for more than four minutes without air. Living things can't live without air , We talked in the air . When we are walking and running , We need more air .When we are sleeping ,we need less air.We lived in the air ,but we can't see it , We can only feel it , We feel it when it is moving , Moving air is called wind , How can we make air move , Here is one way , Hold an open book in your hand ,in front of your face ,close it quickly , What you feel is the air .41. How long can we live without air ?A. Eight hoursB. Eight minutesC. Three minutesD. Five minutes42. Which is true ,according TO the passage ?A. When we are asleep ,we need more airB. When we run we need less thereC. We can feel the air ,D. Air can't move43. How is the wind formed ?A. By runningB. By blowingC. By movingD. By opening the window44. Where is the air ?,A. Inside our bodyB. On the usC. Outside our bodyD. Inthe sky45. Which is the most important to the living things according to the passage ?A. WaterB. MoneyC. EarthD. AirC篇David’s birthday was on a snowy day in December. He got a lot of presents from his family and friends , His father and mother gave him a red box with a storybook in it , His mother said , There are a lot of funny stories in it , It's good for you .Mike , David's best friend, gave him a large box . A toy car is in it .David’s sister gave him a round box . It was a birthday cake , He thought , But it was a basketball . David likes playing basketball . David brother gave him a big yellow box .David opened it and there was another box in it . The box was green . He opened the small box and saw the third box . This one was blue. There was a short letter in it , Go to your study. You can see three boxes there , a black one , a grey one, and a white one .Your birthday present is in one of them .David ran to his study and found the boxes .The black one is bigger than the grey one , And the white one is the smallest .He opened the grey box , But found nothing in it . Then he opened the biggest one . He was very glad to see a modern plane in it .46. David’s parents put their present in___________ for his birthday .A. a yellow boxB. a lot of boxesC. a black boxD. a red box47. Who is Mike ?A. A friend of David”s fatherB. One of David’s best friends ,\C. David's brotherD. D avid’s sister ,48. What color was the biggest box in David ‘s study ?A. WhiteB. BlackC. GreyD. Blue49. How many boxes did David,’s brother gave to him ?A. FourB. FiveC. SixD. Seven50. What was in the biggest box ?A. A bookB. A letterC. A model planeD. A small boxⅤ、根据实际情况回答问题（每题1分，共10分）51. How many hours does the Earth turn on its axis in one day?How long does it take,the earth goes around the sun?( Just write the numbers)_______________________________________________________________52. The________________ is a satellite(卫星) of the earth.53. Chemical（化学）change is a change that produce（生成）________ substance(物质)？54. If your friend got one hundred in the exam, What will you say to him？____________________________________________________________________55. Factors（因素）which makeiron(铁) rusting(生锈) is__________ and ___________.56. What's the date of tree planting day?(write in English not only numbers)___________________________________________________________57. Who is the father of modern China? (You can write in Chinese)________________________________________58. Where was Chairman Mao born?______________________________________59. What season is it in China when it is autumn in Australia?__________________________________________________60. Magnifier (放大镜) is often used in scientific experiments(科学实验). What is its feature(特点)？It's_________ in the centre, But__________ at the edge (边)。