七年级下册Unit5 A部分重点语法

1.Why的用法

1）提建议的句型：

Why don’t you do sth? = Why not do sth? “为什么不……呢？”

e.g：Why don’t you take a walk? = Why not take a walk?

你为什么不去散步呢？

提建议的句型还有：What about doing sth?

Let sb do sth .

2）是对原因进行提问

Why do you +动词原形+ 其他？其答语多用because 来引导e.g:----Why do you like elephants?你为什么喜欢大象？

----Because they’re clever.因为它们聪明。

2. walk on…表示“用某种方式行走”。

He can walk on two legs.

e.g:walk on one’s hands 表示“用手倒立行走”

walk on one’s knees 表示“跪着走；跪着向前挪动”

3.kind的用法

1)kind of =a little 有点儿……相当于副词，后面多跟形容词。

e.g: They’re kind of scary. 他们有点可怕。

2)kind 作名词意为“种类”

a kind of …一种……

e.g:They have two kinds of schoolbags. 他们有两种类型的书包。What kind of bread do you like? 你喜欢哪种面包？

3)kind 还可构成短语

all kinds of ...“各种各样的”。

different kinds of ... “不同种类的”。

eg:My grandpa has all kinds of stamps. 我爷爷有各种各样的邮票。eg:There are different kinds of books in the library.

图书馆有不同种类的书。

4) kind作形容词“善良的、好心的”

It's kind of sb to do sth某人做某事真是太好了

eg: It's very kind of you to help me.

4.where的用法引导的特殊疑问句询问来自哪里。

句子结构:Where + be+主语+from?

= Where + do/does+主语+come from?

答语：主语+be + from …

=主语+come/comes + from …

eg:--- Where are koalas from? ---They are from Australia.

=Where do koalas come from? =They come from Australia.

5.形容词的用法。

1)形容词在句子中作表语。置于系动词（be,look,sound等）之后。eg: Jack is clever. 杰克是聪明的

2)形容词在句子中作定语。修饰名词置于名词之前；修饰不定代词（something,anything,somebody等）置于修饰不定代词之后eg: Jack is a clever boy. 杰克是个聪明的孩子。

I have something important to tell you.

我有一些重要的事情告诉你。

6. lot的用法

1) a lot 修饰动词作状语放在动词之后“非常”

eg: Thanks a lot. 非常感谢你！

I like pandas a lot. 我非常喜欢熊猫。

2）lots of =a lot of“许多”修饰复数名词或不可数名词. eg: I have a lot of friends.

He doesn’t have lots of water.

7.be friendly to sb. 对某人友好

eg: Tony is very friendly to us. 汤尼对我们很友好。

重点短语：

1.walk on two legs 用两条腿走路

2.be from=come from 来自…

3.kind of =a little 有点儿

4.all kinds of ...各种各样的

5.different kinds of ... 不同种类的

6.lots of =a lot of 许多

7.be friendly to 对... ...友好

8.all day 整天