鲁教英语七年级上册unit 2重点知识

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Unit 2 重点知识一览表

一、形容词的比较级

1. 用法:用于两者之间进行比较,表示其中一个比另一个“更…”或“较…”,后用than连接。

2. 构成:1) + er 2) 以e结尾只加 –r 3) 以辅音字母加y 结尾的词,把y 变成i , 再加—er .

4) 重读闭音节以一个辅音字母结尾的,先双写辅音字母,再加—er 。5)部分双音节和多音节词,要在其前加more.

6) 不规则变化的形容词

形容词 比较级 最高级

good / well better

best

many / much more most

little less

least

bad / ill worse worst

far farther / further

farthest/furthest

old older/ elder

oldest / eldest

3. 比较级修饰词:a little; much; a lot; far; even 等。如:汤姆比杰克稍高点。

Tom is a little taller than Jack.

4.

特殊用法:

1) 比较级 and 比较级:越来越……如:

天气变得越来越暖和。

It is becoming warmer and warmer.

这个小女孩越来越漂亮。

The girl is more and more beautiful.

2) The + 比较级, the + 比较级:越…就越…

如:你吃得越多,你将会越胖。

The more you eat, the heavier you will be.

3)

The + 比较级 of the two…两者中较…的一个… 如:两个男孩中,较高的那个是我弟弟。

The taller of the two boys is my brother.

二、课本重点讲解

1. As you can see, in some ways we look the same, and in some ways we look different.

1) as : 如…的。 如:

正如我们所知,汤姆的英语比吉姆讲得好。

As we all know, Tom speaks English better than Jim does.

2) in some ways: 在某些方面;从某种意义上

3)此处look为系动词,意为:看起来。后加形容词。类似的还有:sound, feel ……

如:我感到不舒服。I feel terrible.

4) be the same as 反义:be different from

2. both : 两者,双方,二人

1)位置:be 之后,行为动词之前。如:

We are both students.

We both like sports.

2) 作代词:如: 那两本书都很有趣。

Both of the books are interesting. == The books are both interesting.

3) both…and….“…和…都” “既…又…” 如:

Both you and I are good at English.

3. more than : “超过;大于”== over 后常接数词如:It takes me more than two hours to do

homework.

反义短语:less than

4. as…as:“和…一样…”中间用形容词或副词原形

如: She is as outgoing as me.

1) not as + 形或副原级 + as :表示双方在某个方面不同。如:His English is not as good as

hers.

5. be good at + n. / Ving. == do well in 擅长,在…做得好 如:他很擅长弹钢琴。He is good

at playing the guitar.==He does well in playing the guitar.

P10

6. make sb. do sth. 让某人做某事。 如:

Don’t make the little boy cry. 别让这个小男孩哭。

1)make sb. + adj. 使某人… 如:

Don’t make the little boy sad. 别让这小男孩伤心。

7. laugh at sb. 嘲笑某人

We shouldn’t laugh at him. 我们不应该嘲笑他。

8. It is+ adj. (for sb.) to do sth. 做某事对某人来说..

It is very important for us to learn English well.

附:短语表

1和…一样2 擅长 3感谢某人做某事 4我的照片 5双胞胎姐妹6 看起来一样 7 看起来不同 8喜欢做某事 9共同 10和…一样 11让某人做某事 12像… 13与…不同15 打败某人 16讲笑话17 善待 18停止做某事 19呆在家里 20小学21 稍微外向 22. 超过;大于 23.

不如 24. 招聘教师 25. 拨打…找某人

1. as…as 2. be good at 3. thank sb. for doing sth. 4. the photos of me 5. twin sister 6.

look the same 7. look different 8. enjoy doing sth. 9. in common 10 the same as 11

let sb. do sth. 12. be like 13. be different from 15. beat sb. 16. tell jokes 17. be good

with 18. stop doing sth. 19. stay at home 20. primary school 21. a little more

outgoing 22. more than 23. not as…as 24. teacher wanted 25. call sb. at