1、九年级英语寒假作业答案九年级英语寒假作业答案【篇一：九年级上寒假园地寒假作业答案】txt物理 填空题 1分子 原子核 和外电子 2 1x10的3次方kg/cm的 2次方 ，每 1立方米的 水的质量为1kg 3运动 静止 运动 对立 4 惯性 改变物体运动状态 力的作用是 相互的 5 8 800 6 增大压力 增加接触面的粗糙程度 润滑油 单项选择题 bcaad cca 不定项选择 a d abd c bcd 实验题 （1）3 6 （2）液体密度（3）135 （4）液体密度 排开液体密度 计算题 1 因为f=g=mxg =200x10=2000n 所以 p=f/s=2000/0.1=20000(
2、pa) 2 因为 w=fxs=300x10=3600(j) 所以 3）因为w=fxs 所以f=w/s=600/6=100(n) 4) 因为f=g/n 所以g=fxn=300(n) 1 运动 运动 静止 惯性 2 加重货物 ：当家出面粗糙程度一定时，压力越 大，摩擦力越大 安上带花纹的轮胎 ：当压力一定时，接触面粗糙越大，摩擦力 越大 3 做功内 温度 科学与探究（明天更） 化学 单项选择题 adcbd aad 不定项选择 cd b a 实验题 1 88 nacl hcl 解：设naco3质量为x，产生nacl质量为y na2co3+hcl=co2+h2o+nacl 106 36.5 58.5
3、x 73g y x=21.6 y=11.7 答. 2 燃烧左 4 氧气占空气1/5 生石灰不足 3 试管 烧杯 气密性 h2+cl2=2hcl 化合 不一定 hcl 有白色沉淀产生 4无 语文 现代文阅读； 目标 1 人们应该为自己设下奋斗目标并持之以恒地朝着目标 努力，这样才能取得突出成就。 2 虽然调查样本总量的5找不到了，但95 的人还在。调查结果令他吃惊：属于原来的97的范围内的人，除了年龄增长 10岁以外，在生活、工作、个人成就上几乎没有太大的起色，还是那么普通与 帄庸；而原来与众不同3，却在各自的领域里取得了相当的成功，他们10年 前提出的目标，都不同程度地得以实现，并正在按原定的
4、人生目标走下去。(原 文第三段后半部分) 3（x） 4那些神话般的境界，驴子听了大为惊异 生日 1， 1，30岁生日却点燃了53支蜡烛 2， 生日提前两天过 3，摆放了母亲生前最爱 的炒花生。 2， 妻子为我过生日 我为母亲过生日 3，不能互换，莫名 指说不出，莫大指极大，前者突出了母亲的难言之情，后者突出了我的深深 忏悔。 4，a处：虔诚的忏悔和自责。 b处：感受到母爱后的激动。 c处：既 有喜悦 激动，又有遗憾 自责。 5，母亲：慈爱 我：孝顺 妻子：善良 英语选择 baabddcaac bbcdd bbadb dbabd aaddbc bccdb cabc bbbcb cdcbc ttf
5、ff ffttf 数学填空题 1. 两个角相等的三角形是等腰三角形 2. 1/58 3. -5/3 4. 26cm 5. -4根三 二四 减小 6. 3根2 7. 2. 8. 8 10/3 案 英语答案： 英语练习一 worry about be dividedinto worry too much keep secrets fargue with sb. forgive sb. for sth. show off give up easily take care of pay attention to different kinds of ideas devote to charity mo
6、dest generous unlucky shy hard-working inpatient impossible unfair inactive full dishonest incorrect weak stupid to save not meeting to eat explaining putting butterfiles planning unfair leader energetic what is he like what does sam often dream about which women is our new teacher the were divided
7、into 4 groups by mr zhang his young sister is taken care of by peter your star sign is divided by your birthday his mother is so kind that shi helps others there is nothing wrong with jims mind he is clever enough to solve the problem can you tell me how to get to the nearest shop aaabb adbad ac cbc
8、da dabcd cacccab 作文略 英语练习二 prefer would rather would rather prefer would rather would rather prefer prefer prefer nothing noting everybody nobody anything nothing none anyone everyone something everybody babda cbcbb i prefer watching tv to go to have a walk with you its interesting to chat with othe
9、rs if you fellsad or scared,try to wear in yellow she painted the wall blue and hope it will bring you success i think it will rain bcbca dbadb cdcbbc 作文略 英语练习三 from at about whti to on about in feel stressed at the moment be very valuable on time hand in give up doing sth. plenty of hear from sb. a
10、 piece of advice forget to do sth. go out late be in trouble though attention confidence talented prouds replied miss spare on worries shout stressed causing weight balance covers getting has come to follow walk to deal listening to help clean drawing to catch to tell fell smoking dont to buy discus
11、sing hasnt finished to meet to write sitting to stay to save cacba addda a bcdcc bdcaa cadcdd 作文略 英语练习四 reported especially series months interview director prize cartoon movie announced website space dadbb acadd talking think lasted quicker much homework to do that i have no time to watch tv why th
12、ese tigers are being killed a number of beautifully=beatuflyu hardly=hard back=去掉 all= both are=去掉 boring=bored any=后面加 other more=much very=去掉【篇二：初三英语寒假作业附答案】一、单项选择。 ( ) 1. what _ our star signs? the time of your _. a. makes, year b. decides, birthday c. has, month d. takes, birthday ( ) 2. how man
13、y students were born _ the star sign of aquarius in your class? a. withb. to c. underd. for ( ) 3. they had already left when we _. a. got to b. reach c. arrived d. get ( ) 4. its so cold and youve walked a long way. you _ be tired. have a rest, please. a. cant b. might c. must d. can ( ) 5. its sil
14、ly _ him _ lies to the headmaster. a. of, telling b. for, telling c. to, to tell d. of, to tell ( ) 6. sue spends much time _ her homework. a. dob. to doc. doingd. on doing ( ) 7. will you share your sandwich _ me? a. as b. for c. to d. with ( ) 8. i dont feel like _ very much, as i am not _. a. fis
15、hing, enough patientb. fishing, patient enough c. to fish, enough patient d. to fish, patient enough ( ) 9. the red lines on the map _ railways. a. represents b. represents forc. represent d. represent with ( ) 10. is there _ i can do for you? a. something elseb. other something c. else thing d. oth
16、er thing ( ) 11. green represents _ and nature. when you feel weak, you can wear green. a. sadness b. purity c. joy d. energy ( ) 12. this report explains _. a. how many colours are there b. what does a rainbow look like c. why do people love red d. how different colours affect our moods ( ) 13. mum
17、, can i have _ to eat? im hungry. sorry, there is _ in the fridge. you can go downstairs to buy _. a. anything, nothing, something b. something, none, anything c. something, nothing, something d. anything, none, something ( ) 14. id rather _ than _. a. read books, watch tvb. reading books, watching
18、tv c. to read books, watch tv d. read books, to watch tv ( ) 15. amy got an “a” in the english exam. we all _ her. a. required b. enjoyed c. envied d. influenced ( ) 16. i think _ not difficult _ english every morning. a. that, keep reading b. its keep reading c. that, to keep read d. it, to keep re
19、ading ( ) 17. the students were all tired, but _ of them stopped _ a rest. a. no one, to have b. all, having c. none, to have d. nobody, having ( ) 18. daniel was _ a bad mood and didnt talk to _. a. on, something b. with, anybody c. in, anybody d. in, somebody ( ) 19. theres _ with your sons ears.
20、so dont worry about him. a. nothing serious b. something serious c. serious nothing d. anything serious ( ) 20. most children _ ice cream _ fruit. a. would rather, to b. prefer, to c. prefer to rather than d. like, better 二、完形填空。 alice was a beautiful girl. she liked nothing except dressing and danc
21、ing when she was at school. of course she wasnt good at her but the boys were ready to help her with her lessons they liked to dance with her. and after she finished middle school, she found work in a big shop. the had a son and he wanted the girl to marry him. alice though the young man wasnt cleve
22、r enough. but she all kinds of clothes and shoes. she lived in the beautiful house with a big garden and she did anything at home. she didnt love her9but she lived a city life. once mrs. evans called alice. the woman said she bought a few pictures and asked her to appreciate (欣赏) them. she nothing a
23、bout the art but she was afraid to be laughed at and got there in time. she saw several women there. they were the pictures when she went in. she thought for a long time and said, “look! theyre all t you buy the new ones?” the women looked at each other but they tried not to . and when they were app
24、reciating a picture “tramp (流浪汉)”, she said, “i dont think the artist could draw! such alonger need water to make food. without the water, the green chlorophyll starts to go away. the other colours in the leaf-the yellow xanthophyll and the orange carotene come out. so, the leaves dont really “turn”
25、 a certain colour-they just lose their green! but how about the red, purple and green leaves? the leaves look red or purple because they have some sugar in them. they “steal” some man had no money to have a portrait taken (请人画像)!” ( ) 1. a. him b. himself c. her d. herself ( ) 2. a. classesb. englis
26、h c. mathsd. language ( ) 3. a. when b. whilec. because d. after ( ) 4. a. hardlyb. easilyc. no longer d. happily ( ) 5. a. booksellerb. shopkeeper c. gatekeeper d. policeman ( ) 6. a. agreedb. hated c. preferred d. failed ( ) 7. a. sold b. was sold c. gaved. was given ( ) 8. a. alwaysb. sometimes c
27、. neverd. often ( ) 9. a. husband b. son c. brother d. uncle ( ) 10. a. cheapb. expensive c. terrible d. strange ( ) 11. a. likedb. interested c. watched d. knew ( ) 12. a. looking up b. looking for c. talking about d. hearing from ( ) 13. a. old b. cleanc. dirtyd. thin ( ) 14. a. stop b. smilec. la
28、ughd. lie ( ) 15. a. busy b. clever c. rich d. poor 三、阅读理解。 a yellow, orange, red and green-tree leaves make autumn a colourful time! who paints all these colours? it is the leaves themselves. inside a leaf, there are millions of little colour “bags”. they are green, yellow and orange. the green one
29、s are called chlorophyll (叶绿素). the yellow ones are called xanthophyll (叶黄素). the orange ones are carotene (胡萝卜素). in the summer, the green chlorophyll is very, very busy. it makes food for the tree. it catches sunlight to change water and carbon dioxide (二氧化碳) into sugar. this sugar is the food for
30、 the tree. it is so busy that it covers up all of the other colours in the leaf. when the weather grows colder in autumn, there is less light and water for trees. the trees will have a rest and get ready for winter. theyve made enough food in summer! the leaves no food from the tree! the green leave
31、s are from the evergreen trees (常青树). their leaves dont lose water in winter. so, the green chlorophyll doesnt go away. ( ) 1. the tree leaves have the following colour “bags” except (除了) _. a. red b. yellow c. orange d. green ( ) 2. in the summer, the green chlorophyll _. a. leaves the tree leaves b. works hard for the tree leaves c. steals food from the tree d. has lots of sugar in it ( ) 3. in the autumn, the tree leaves turn yellow or orang
