八年级英语Unit 21--Unit 23复习

　　一、词汇

　　teach oneself 　　　　　　自学

　　fall off 　　　　         从……掉下来

　　play the piano　　　　　　弹钢琴

　　knock at 　　　　　　　　 敲

　　to one's surprise 　　　　令（某人）吃惊

　　look up 　　　　　　　　　抬头看，向上看

　　enjoy oneself　　　 　　　过得很愉快

　　help yourself 　　　　　　随便吃……

　　tell a story / stories 　讲故事

　　leave....behind …… 　　把……留在……

　　come along　　　　　　　　随同

　　hold a sports meeting　　举行运动会

　　be neck and neck　　　　　并驾齐驱

　　as ... as　　　　　　　　　与……一样

　　not so / as ... as　　　　与……不一样

　　do one's best　　　　　　　尽力

　　take part in　　　　　　　 参加

　　a moment later　　　　　　 过了一会儿

　　Bad luck!　　　　　　　　　倒霉！

　　catch up with　　　　　　　赶上

　　go on doing　　　　　　　　继续做某事

　　fall behind 　　　　　　　 落在……后面、输给……

　　high jump　　　　　　　　　跳高

　　long jump　　　　　　　　　跳远

　　relay race　　　　　　　　 接力赛

　　Well done!　　　　　　　　 做得好!

　　二、句 型

　　1、 It makes me very happy when my friends come to see me.

　　每当我朋友来看我时，我感到非常高兴。

　　2、 Beethoven knocked at the door and it opened.

　　贝多芬敲了敲门，接着门开了。

　　3、 To his surprise, he found the girl was blind.

　　使他惊讶的是，他发现这个女孩是瞎子。

　　4、 Wu Peng from Class 1 ran as fast as Lin Tao from Class 3.

　　来自一班的吴鹏跑得和来自三班的林涛一样的快。

　　5、 She taught herself.

　　她自学。

　　6、 He began to catch up with Jim.

　　他开始追上吉姆了。

　　7、 "Come on!"shouted everyone, very loudly.

　　"加油！"每个人都大声呼喊。

　　8、 pass on ... to somebody

　　把……传给某人

　　9、 You mean the richest man in the world?

　　你指的是当今世界上最富有的人吗？

　　10、He and his friends spent lots of time doing unusual things with it.

　　他和他一些朋友花了大量时间用电脑制作独特的东西。

　　三、 语法

　　1、 反身代词

　　单　 数     复　 数

　　第一人称     myself我自己     ourselves我们自己

　　第二人称     yourself你自己     yourselves你们自己

　　第三人称     himself他自己

　　herself她自己

　　itself它自己     themselves他（她、它）们自己

　　2．并列句（The compound sentence）

　　由并列连词（and, but, or等）把两个或两个以上的简单句连在一起的句子，常见的并列句结构是：

　　简单句＋并列连词＋简单句

　　3、形容词和副词比较级和最高级：

　　①单音节和某些双音节词加词尾-er构成比较级，加词尾-est构成最高级，如：small－smaller－smallest; fast－faster－fastest。

　　②多数双音节词和所有多音节词在原级前加more构成比较级，加most构成最高级，如： beautiful－more beautiful-most beautiful

　　③少数形容词、副词的比较级和最高级是不规则的，如：good/well－better－best; bad/badly/ill－worse－worst;

　　4、冠词

　　（1）an, a是不定冠词，仅用在单数可数名词前面。a用在以辅音（指辅音音素）开头的词前，an用在以元音（指元素音素）开头的词前，如：a boy， an hour；

　　（2）定冠词the具有确定的意思，用以特指人或事物，表示名词所指的人或事物是同类中的特定的一个，以别于同类中其他的人或事物。

　　习题检测

　　单项选择

　　1. Who helped 　　　　　　　　to carry the boxes ? We did it 　　　　　　　.

　　A. yourselves, ourselves　　　　　　B. us , yourselves

　　C. you , ourselves　　　　　　　　　 D. us , ourself

　　2. They found the picnic basket was 　　　　　　　　　under the tree.

　　A. no longer　　 B. longer than　　　 C. not longer　　　 D. no than

　　3. The more you learn , the more 　　　　　　　　　you can get a job.

　　A. easily　 B. easier　　 C. easy　　　 D. easiest

　　4. .Beijing is one of　 　　　　　　　　in China.

　　A. an oldest city　　　　　　　 B. the oldest cities

　　C. an old city　　　　　　　　　D. the oldest one

　　5.Which do you like 　　　　　　, maths, English or Chinese?

　　A. better　　　 B. best　　 C. well　 D. a lot

　　6.Look ! The art teacher is drawing 　　　　　　　　on the blackboard.

　　A. very a nice panda　　　　　　 B. quite a nice horse

　　C. quite good picture　　　　　　D. quite well

　　7.She studies 　　　　　　　　than her sister in English.

　　A. hardly　　　　 B. harder　　　　 C. more hardly　　　　 D. more harder

　　8.The teacher asked him to stop ,but he went on 　　　　　　the text.

　　A. read　　　 B. reading　　　 C. to read　　　 D. to reading

　　9.Get up early, or you can't 　　　　　　　the early bus.

　　A. catch　　　　　 B. catch up　　　 C. catches　　　 D. catches up with

　　10.Tom, come to my office if you have 　　　　　　　questions to ask.

　　A.　some B. any　 　　C. much　　　　 D. few

　　完型填空

　　Mr Smith left his car　　 1　　 his house one night, but when he came down the next 　　2　　 to go to his office, he found the car　　 3　　 there. He called the police and told them the　　 4　 . And they said they must　　 5　　 him to find the car.

　　6　 　Mr Smith came home from his office that evening, the car was back again in its usual (通常的) place 　　7 his house, he examined (检查) it carefully to see if (是否) it was damaged (损坏), and found　　 8　　theatre (剧院) tickets on one of the seats (座位) and a letter. It said, "We feel very　 9　 . We took your car because we had an emergency (急诊)."

　　Mr and Mrs Smith went to the theatre with the two tickets the next night and 　　10　　 themselves very much.

　　When they got home, they found thieves (贼) took away everything in their house.

　　1. A inside　　　 B. outside　　　　 C. from　　　　　 D. under

　　2. A. evening　　 B. morning　　　　 C. afternoon　　　D. night

　　3. A. wasn't 　　 B. was　　　　　　 C. left　　　　　　D. went

　　4. A. wrong　　　 B. matter　　　　　C. thing　　　　　 D. idea

　　5. A. made　　　　B. let　　　　　 　C. help　　　　　　D. ask

　　6. A. If　　　　　B. Because　　　　 C. When　　　　　　D. Before

　　7. A. in the front of　　　　　B. in front of

　　C. on the front of　　　　　D. on front of

　　8. A. many　　　 　B. no　　　　　　　C. two　　　　　　　D. one

　　9. A. sorry　　　　B. afraid　　　　　C. happy　　　　　　D. sad

　　10. A. helped　　　B. taught　　　　　C. hurt　　　　　　 D. enjoyed

　　阅读理解

　　Do you live in a city? Do you know how cities begin? Long ago, the world had only a few thousand people. These people moved from place to place. They moved over the land, hunting (打猎) animals for food.

　　No one knows how or where these people learned about growing food. But when they did, their lives (生活) changed. They didn't have to look for food any more. They could stay in one place and grow it.

　　People began to live near one another. And so the first villages grew.

　　Many people came to work in the village. These villages grew very big.

　　When machines came along (出现), life in the villages changed again. Factories were built (建立). More and more people lived near the factories. The cities grew very big.

　　Today, some people are moving back to small towns. Can you tell why?

　　(　 ) 1. Long ago, a few people could stay in one place, hunting animals for food.

　　(　 ) 2. When these people learned to grow food, their lives changed.

　　(　 ) 3. Factories were built after the cities grew big.

　　(　 ) 4. Today, some people don't like to live in big cities.

　　(　 ) 5. Everyone knows how and where cities began.

　　根据句意，用方框中所给词或短语填空

　　A.　catch up with　　　　　　　F. a moment later

　　B.　fell behind　　　　　　　　G. passing …on to

　　C.　getting ready to　　　　　H. At the same time

　　D.　dropped　　　　　　　　　　I. neck and neck

　　E.　On the first lap　　　　　J. won

　　1.　　　　　　 　the boys and the girls passed the ball to each other.

　　2.The teacher shouted to the runners 　　　　　　　　　, "Come on! Come on!"

　　3.The Class 4 runner fell and 　　　　　　　　　the others.

　　4.The monkey is 　　　　　　　　the hat 　　　　　　　　　the other small monkeys.

　　5.What are they doing ? They're 　　　　　　　do some cleaning.

　　6.The runner from Class 2 　　　　　　　　his slick .Bad luck.

　　7.LingFeng and Jim were 　　　　　　　　　at first.

　　8.　　　　　　　 　the students ran very fast, but on the second lap they were too tired to ran farther.

　　9.Look! The short girl from Class 3 is beginning to 　　　　　　　　the girls in front.

　　10.At last Class One 　　　　　　　　the boys' relay race.

　　答案及讲解

　　单项选择

　　1-5 C　A　A　B　B　 　　6-10 B　B　B　A　B

　　2 no longer =not any longer　　 不再 　　　no more = not any more

　　6.quite a + adj　　 注意a 的位置

　　7.than 　　　　　　　用于引导比较级所以词句用harder

　　8.go on doing sth.

　　9. can't 　　　　　　等情态动词后用动词原形

　　10.条件句中some 用any

　　完型填空

　　1．B　 leave... outside把…留（放）在外面。

　　2．B　 表示"第二天早晨去上班"。

　　3．A

　　4．B　 matter表示"事情、问题"。

　　5．C　 must情态动词后接动词原形。"警察表示一定帮他找汽车。"

　　6．C

　　7．B　 in front of在…前面。

　　8．C　 下文提示应选two。

　　9．A　 feel sorry感到抱歉。

　　10．D　 enjoy oneself表示"过得很愉快"。

　　阅读理解

　　1、F　 因为很久以前，人们去打猎而不是定居。常常从一个地方到另一个地方。

　　2、T

　　3、F　 因为城市是在工厂建立以后，越来越多的人在工厂附近居住而慢慢形成的。

　　4、T　 因为有些人不喜欢城市的喧闹和污染等。

　　5、F　 并不是每个人都知道城市的兴起。

　　根据句意，用方框中所给词或短语填空

　　1.H 2.F　 3.B　 4.G　 5.C　 6.D　 7.I　 8.E　 9.A　 10.J
 

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