人教版英语七年级上册第七单元知识点总结

人教版英语七年级上册第七单元知识点

Unit 7 How much are these socks

1.how much 的用法

①对价格提问：How much +be(is/are)+主语（单数/复数）？某物

多少钱？

例如：1.—How much___(be)the sweater

—___8 dollars.

2.—How much___(be)the shorts

—___12 dollars.

②How much+be+主语的同义句：—What’s the price of+主语？—

It’s 12 dollars.

例如：How much are the socks=What’s the price of the socks

③How much还可以对不可数名词的数量提问：How much+不可

数名词+其他？

例如：How much milk do we need我们需要多少牛奶？

注：How many对可数名词的数量提问：How many+可数名词复数+其他？

例如：How many bananas do we need我们需要多少个香蕉？

2.Can I help you的同义句：

What can I help you

Is there anything I can do for you

May I help you

3.need的用法:

need+名词例如：I need a pen.

Need to do sth 例如：You need to finish the job on time.

4.Look的用法：

①可以单独使用，表动作。Look!What is he doing

②短语：Look like看起来像。He looks like his father.

③看一看have a look at... Let me have a look at the map.

have a look Please come and have a look.

④Look at+宾语Look at the map.

5.take的用法:

①买下.相当于buy. I’ll take it/them.

②拿走，带走.take sth to sb/sp. Please take the book to your

classroom.

6.Here /There+主语（代词）+谓语动词！

Here it is! Here you are!

Here/There +谓语动词+主语（名词）！

Here is a book!

7.buy的用法：

①buy sth for sb.为某人买某物。I buy a skirt for my daughter.

②buy sth from sp.从某地买某物。I buy a book from the bookstore.

8.Sell sth to sb把某物卖给某人

He sells a book to me.

9.Sale名词销售。

①on sale 正在销售These clothes are on sale.

②at our great sale 在我们大降价时Come and buy clothes at our

great sale.

10.a t a good price./at good prices.以优惠的价格。

At a high price.以高价at a low price.以低价.

11. in+颜色。表示穿某种颜色的衣服

例如：The woman in red is my sister.穿红衣服的这个女人是我的妹妹。

We have skirts in purple.我们有紫色的裙子。

12. 对比以下两个句子：

We have white sweater for 20 dollars.

Our white sweater is 20 dollars.