沪教牛津版牛津版七年级下册英语知识点总结Unit4Savethetrees

沪教牛津版牛津版七年级下册英语知识点总结

Unit4Savethetrees

沪教牛津版牛津版七年级下册英语知识点总结

Unit4 Save the trees

重点短语：

1.save vt. 拯救；解救

Eg. Let’s do something to save the animals in danger.

The police saved the child from the fire.

【拓展】save “节省、储蓄” Eg. save money save time

【变形】safe adj. safety n.

2.discuss vt “讨论” 后接名词（短语）或wh-从句及wh-短语

discussion n.

Eg. We discussed the problem.

We will discuss who should do it.

We will discuss what to teach next term.

3.leaf n. “树叶”复数：leaves

Eg. The fall of one leaf is enough to tell the coming of autumn. 一叶知秋。 The leaves turn green in spring. 变绿

4.help+do = help + to do “帮忙做……”

help+名词+（to）do “帮（某人）做……”

Eg. I helped (to) wash the car.

I helped him (to) look for his key.

【拓展】help+with...或help+名词+with... “在某方面帮忙”

Eg.Can I help you with your work?

Can you help me with my homework, Mary?

5.fight for... “为……而战”fight过去式：fought

fight against “与……作斗争”

Eg. He is fighting against his sickness.

They fight for freedom.

6.provide sb. with sth. = provide sth. for sb. 提供给某人……，为某人提供…… Eg. Sheep provide us with wool. = Sheep provide wool for us.

【短语】by the way 顺便说一下 in a way 在某种程度上

in the way of sb. 妨碍某人 on the way to...在去……的途中

in this way 用这种方法

8.keep “使维持（某种状态）”

keep+名词+形容词 Eg. The noise kept him awake.

keep+名词+副词/介词短语Eg. Don’t keep the boy outside/ in the room.

keep +名词+doing Eg. She kept me waiting for half an hour.

9.take in... “接受……，吸收……”

Eg. The kind man would like to take in the poor boy.

Fish take in oxygen through their gills. 鱼用腮吸氧气

10.breathe[i:] v. breath[e] n.

11.make 普通用词，指任何东西的制造或制造过程Eg.He made the desk himself. produce 正式用词，除表示大量生产制造外，还表示创造

Eg. The tree will produce some blossom next year.

12.in fact 实际上，事实上。用作状语，用于强调或订正前句。

Eg. He doesn’t mind. In fact he is pleased.

13.look ar ound = look round “四下环顾” vt./vi.

Eg. Look around you before crossing the streets. 朝各方向看看

Don’t look around when you study.学习时，别东张西望

14.furniture 不可数名词（集合用法）表示件数时用piece

Eg. We don’t have much furniture.有多少家具

They bought a few pieces of furniture yesterday. 买了几件家具

15.be made of “由……制成”制成品能看出原材料

be made from 制成品看不出原材料

Eg. The shirt is made of silk.

Paper is made from wood.

16.imagine vt. “设想；想象”不可用于进行时；不可跟动词不定式

imagine +名词/动名词/宾语从句

Eg. Can you imagine the life without electricity?

I can’t imagine what he looks like.

17.cut down “把……砍到” Eg. It is not right to cut down the trees.

/doc/3e17016007.html,lions of “无数的，成千上万的”

19.stop sth./doing 停止某事/做某事(停止做正在做的事情)

Eg.Did he stop work/working late last night?

He can’t stop thinking about it.

stop to do 表示中断现在的行动或活动去做另一件事。不定式to do表示目的

Eg. She stopped reading and closed the book.

I stopped to read the newspaper.

20.pay attention to 注意……

Eg. You must pay attention to this problem.

She asked the boy to pay attention to his spelling.

/doc/3e17016007.html,e...to make = use...for making

Eg. We use wood to make a table.=We use wood for making a table.用木材制作桌子22.be good for “对……有好处，对……有益处”

Eg. Sports will be good for her health.

23.【短语】as a result 结果，因此 according to 根据

the habit of drinking tea 喝茶的习惯 the Tang Dynasty唐朝