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。
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