00-2019深圳牛津版英语七年级上Unit3知识点整理与练习

2019 深圳牛津版英语七年级上Unit 3知识点整理及练习

Unit 3 The Earth

一、四会词（看英文写中文）

1. on (the) earth1

2. important/importance

2. quiz/test1

3. protect/protection

3. pattern1

4. provide/offer

4. report1

5. burn

5. part1

6. kill

6. land1

7. into/in

7. field18. own

8. pollution/pollute19. problem/question

9. energy/energetic20. fact

10. ground/floor21. catch

11. large/big22. few/little

二、四会词组

1. provide sb. with sth. = provide sth. for sb.7. set⋯ on fire

2. put ⋯ into ⋯8. one quarter

3. throw away9. take a photo

4. on the land10. at the beginning of⋯

5. under the water11. stop doing sth.

6. be covered with12. for our future

三、必背句子

1.There are forests and rivers, mountains and fields.

2.Some places are very hot, and some are very cold.

3.There are many different plants.

4.There are also many people like you and me on earth.

5.The Earth provides us with air, water and food.

6.We burn things to make energy.

7.We put our rubbish into the sea and under the ground.

8.This pollutes the Earth and kills animals and plants.

9.We must stop doing these things.

10.It ’ s important for us to protect the Earth for our future.

四、单元语法

1.可数名词单复数

①单数变复数的规则变化情况；

② 不规则的可数名词的变化规则

A: man-men; woman-women; tooth-tooth; foot-feet; goose-geese; child-children; mouse-mice；B: 单复数相同： sheep; deer; Chinese; Japanese 等；

C：以man, woman 修饰名词构成合成词时，两个词都要变化

man teacher —men teacher; woman doctor —women doctors ( 注意： boy/girl students)

2. There be 句型

三，语言点

1.Some places are very hot, and some are very cold.

some⋯ some 一些⋯ .一些⋯

some places 此时的some 相当于一个形容词，后加名词

第二个some 单独使用，后没加名词，此时的作用是一个代词

2. There are many different plants. ▲

different: adj不同的different countries不同的国家（different后的名词通常用复数形式）拓展：①be different from与⋯不同

eg: My hobby is different from my brother’ s.

② difference: n.不同

eg: There are many differences between us.

3.Some live on the land. Some fly in the sky. Some live under the water.

注意下列词组所搭配的介词

on the land在陆地上in the sky 在空中under the water在水下面

思考：这个句子中的some 是什么词性，指代的是什么？

4.There are also many people like you and me on Earth. ▲

① also: 也；常用与实意动词之前， be 动词之后

eg: He also enjoys reading.He is also clever.

too:也；常用在肯定句的句末

eg: I really like Duo Liang. And I like Jie Kejunyi, too.

②like: v 喜欢； prep 像

对比下面两个句子

eg: Lina is a girl like his mother.Robert likes dogs very much.

5. The earth provides us with air. ▲

provide sb with sth = provide sth for sb为某人提供某物

eg: The book can provide you with all the information.

=.

6. There is a lot of pollution.

a lot of = lots of许多，后接可数名词复数或不可数名词

7.We put our rubbish into the sea and under the ground.

put ⋯ into ：把⋯ .放入⋯ .; 把⋯ ..倒入⋯ ..

eg: Can you put some sugar into my coffee?

Please put all your toys into the box.

8.This pollutes the Earth and kill animals and plants.

this ：“这，这个” ；除了可以用来指代物体之外，还可以用来指代前文多提到的某件事。

思考：此句中的this 指代的是什么？

9. We must stop doing these things. ▲★

stop doing sth:停止做某事，即停下手头正在做的事情

eg: When the teacher came into the classroom, all the students stopped talking.

拓展： stop to do sth ：停止做某事，停下手头的事情去做另一件事情

对比下列两个句子假设你一回家就看电视，此时妈妈对你说：

Tom, stop watching TV.

Tom, stop to do your homework.

doing 是你正在做的事情；to do是你要去做的事情