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?

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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.

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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. 3 / 3