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。

② How 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?

③ How 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。

④ Look 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：

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

② buy 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。

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

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

10. at 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。