(完整版)八年级下册unit8单元知识点总结

Unit 8 知识点总结Section A

1. Have you read Little Woman yet? 你读过《小妇人》这本书吗？

【解析】现在完成时

现在完成时的基本句型：

肯定式：主语+ 助动词have/has + 动词的过去分词.

疑问式：助动词Have/Has + 主语+ 动词的过去分词?

否定式: 主语+ 助动词have/has + not + 动词的过去分词

现在完成时的主要用法

1.表示过去发生的某一动作对现在造成的影响或结果。常和副词already, yet, never, ever ,before ,just等连用。.

I have finished my homework. I am free

(我已经完成了家庭作业,对现在造成的结果是很有空)

2.表示过去已经开始, 持续到现在的动作或状态.常与since + 过去的时间点，

for + 一段时间，so far 等时间状语连用。

I have learnt English for more than ten years.

我已经学了10多年的英语。(从10年前开始,持续到现在还在学)

She has swum since half an hour ago.我已经游泳了半个小时

(半个小时前已经开始游泳,到现在还在游)

already/ yet的区别：

a）already 往往用于肯定句，用在疑问句时表示强调或加强语气；yet 用于否定句和疑问句。

He has already left here. 他已经离开这里了。

My teachers haven’t had breakfast yet. 我的老师们还没有吃早饭。

Have you written to your parents yet?

【2012成都】45. —Jack, let’s go to see the movie Harry Potter.

—Oh, I ______ it many times. So I don’t want to see it.

A. have seen

B. see

C. will see

【2012广】33. —Why don’t you go to the movie with me, Betty?

—Because I ______ it before.

A. saw

B. have seen

C. see

2.What’s it like? 它怎么样？

【解析】某物怎么样？What’s +物+like? How+be + 物？

某人怎么样？What’s +人+like? 用来提问人的性格

What do / does +人+ look like?用来提问人的外表。

【2013黑龙江齐齐哈尔】— What does Anna look like? — _________.

A. She’s kind

B. She’s tall

C. She likes skating

3.Oliver Twist is about a boy who went out to sea and found an Island full of treasures. 《雾都孤儿》讲的是一个小男孩出海并发现了一个满是珠宝的小岛的故事。

【解析】full of 充满be full of = be filled with 充满

【2013山东莱芜】If you read a lot, your life will be full ___ pleasure. A. by B. of C .for D. with 4. It’s about four sisters growing up.它讲述的是四个姐妹的成长故事。

【解析】grow up 长大；成长I grew up in Beijing.

grow into 长大成为Mary grew into a beautiful girl.

5. You should hurry up . 你得快点。

【解析】hurry up 赶快；急忙（做某事）

(用在口语中，用来催促别人快走）

in a hurry匆忙地hurry to do sth 匆忙去做hurry off 匆忙离开I'm in a hurry. 我很赶。

6. The book report is due in two weeks. 读书报告两周后就要到期了。

【解析1】due adj. 预期；预定, 通常只用作表语。

be due to do sth 预期做某事

You are due to hand in your composition on Friday afternoon.

【解析2】in two weeks “两周之后”，in意为“在......以后”，

“in+一段时间”用在一般将来时的句子中，意为“在......（时间）后”。

He will be back in a week. 一周之后，他将回来。

【注意】：after 常用在一般过去式的句子中。

He got to Beijing after two hours. 他是两个下时候到北京的。

7. When I first arrived on this island , I had nothing.

当我第一次到这个岛上的时候，我一无所有。

【解析】nothing 没有什么；没有东西

用法：（1）不定代词，意为“什么也没有，没有东西”。相当于not…anything.

There is nothing in the fridge. She has nothing to do .

(2) 当有修饰词来修饰nothing等不定代词时，要放在不定代词后面。

修饰词可以是形容词、动词不定式等。

I want something to drink. I have nothing special to tell you.

（3）在英语中，不定代词有：

something anything everything

everyone everybody someone

anyone somebody anybody

no one nothing nobody

Would you like ___________ (吃的东西)？

【2013北京4】---Tom, supper is ready.

----I don't want to eat____________ ,Mum. I'm not feeling well.

A. everything

B. nothing

C. something

D. anything

【2013莱芜3】A smile costs ________, but gives so much.

A. something

B. anything

C. nothing D .everything

8. I’ve brough t back many things I can use —food and drink ,tools , knives and guns.

我带回许多我能用的东西——食物、饮料、工具、刀和枪、

【解析】bring 带来【辨析】fetch/ bring/ take

(1)fetch v 去拿来=get 去（某地）拿来（讲话者处）

(2)bring (brought, brought) v 带来从（某地）拿到（讲话者处）

bring up 养育，养大

bring sb. sth = bring sth to sb. 给某人带某物

(3) take v 带来从（讲话者）拿走take →took →taken

【短语】take care 小心take charge of 负责，看管

take hold of 握住take off 脱下take out 取出

take a look 看一看take away 拿走take exercise 做运动

take it easy 不紧张take one’s time 从容不迫

( )①—Oh ,I’ve left my schoolbag in the classroom.—Don’t worry. I’ll ___it for you.

A. bring

B. get

C. carry

D. take

( ) ②The teacher told the students ____ any food into the classroom .

A. not to bring

B. not bring

C. don’t bring

D. to bring not

( )③—Don’t forget ____ your history and politics books tomorrow morning.

A. bring

B. to bring

C. bringing