人教版七年级上Unit7 知识点学案


nit 7 How much are these socks?
1.socks,shoes,trousers,shorts等成双成对或由两部分组成的物品,通常以复数形式出现。也可以用表示单位的词pair“双、对、副……”来表达。
eg:a pair of socks
练习:
(  )—Are those your socks?
—________________.
A. Yes,I am  B.Yes,they are  C.No,they are  D.No,they are our
填空:我妈妈买了四双袜子。My mother buys four _______ of ________ .
2.how much的用法
主要询问不可数名词的数量和问价格。问价格时,可用How much is/are...?=What's the price of...?回答时常用(It's/They're)+价格。
另外:how many询问可数名词的省略。
eg:—How much are these socks?
—They're three dollars.
练习:
(  )—______________ ?
—It’s nine dollars.
A.Where is the hat  B.Is it your hat  C.How much is the hat  D.Here is your hat
3.货币表达法
货币都有一定的表示符号。如:美元$(dollar)、人民币¥(yuan)。这些符号通常放在数字前,表示多少钱。外国货币都有单复数之分,而人民币美元。
eg:a dollar=$1;two dollars=$2;8yuan=¥8
练习:
(  )The socks __________ two dollars.
A.is  B.are  C.has  D.have
4.Can I help you?你想要点什么?
这是询问别人是否需要服务时的常用语。表示接受时说:Yes,please.表示谢绝时说:No,thanks/thank you.
另外,表示提供帮助的其他一些英语句式有:What can I do for you?May I help you?
练习:
(  )—Can I help you?
—_______________ .
A.Yes,I can  B.No,you can’t  C.Sorry,I can’t  D.Yes,please
5.I'll take it/them.
缩写:I'll=I will;take=buy/get/have。在口语中,顾客选中了某种物品要买时,通常说I'll take...而不是I'll...
练习:
(  )The shoes are nice.I’ll ________ them.
A.look  B.like  C.want  D.take
6.Here you are.给你
这是把某物递给对方时常说的一句话,是一个固定句型,类似的表达结构还有:Here it is./Here they are.
填空:给你。_______ _________ __________ .
7.基数词的表达
1-12及其以内直接表达;13-19后加teen;20以上100以下,十位数和个位数要用连字符;1000以下,百位和十位之间应用and连接;千位及以上,应用thousand,million,billion来表示。
eg:①25 twenty-five  ②116 smilieid="3" border="0" alt="" />ickens’ novels;Charles’ job
⑶分别拥有与共同拥有的所有格形式。
A's and B's n(s)"A和B的…"(分别拥有)    A and B's n(s)"A和B的…"(共同拥有)
eg:①Tom's and Mike's books汤姆和迈克的书(分别拥有)②Tom and Mike's book(s)(共同拥有)
⑷双重所有格
“of+--’s(人称代词的名词性所有格)”结构修饰前面的名词,这种结构就叫作名词的双重所有格。但使用时应注意:
⑴of前名词有限定词修饰(但one和the例外)
⑵of后名词必须是特定的、指人的名词。
eg:a work of Luxun's,some works of Lunxun's
填空:When is _________ (Mary)birthday?
练习:
(  )______Day is on September tenth.__________ Day is on June first.
A.Teacher’s Day;Children’s Day     B.Teachers’ Day;Children’s
C.Teachers’ Day;Childrens’ Day      D.Teacher’s;Childrens’
9.clothes“衣服;服装”用法
是衣服的总称,只有复数形式,不能与具体数字直接连用,但可与some,many,these,those连用。
填空:T-shirts and sweaters are ____________(cloth) .
10.sellv卖;出售——salen
搭配:
sell sth to sb=sell sb sth把某物卖给某人
短语:
at a great sale大减价,,廉价出售
填空:His father s__________ milk on the street every morning.
      The store s________ sweaters,shorts,trousers and skirts.
10.all的用法
all“全体,大家(谓语用复);一切,全部(谓语用单)”
eg:①All are happy to hear the news.
  ②All I wanted is peace and quiet.
练习:
(  )_________ clothes are very good.
A.We all  B.All our  C.Our all  D.All us
11.price的用法
表示价格高低时,用high和low,不能用expensive或cheap。
询问某物的价格时,可以用What's the price of...?=How much+be+主语?
短语:
at very good prices以合理的价格
the price of...……的价格
填空:—What’s the _________ of the trousers?  —$50.
12.n.+in+颜色=颜色+n.
eg:coats in red=red coats
填空:We have skirts _________ red,yellow and white.
练习:
Welcome to our store.We have trousers ________ all colors ______ $18 each(每条).
A.at;in  B.in;for  C.at;at  D.in;in
语法知识
㈠基数词   略

㈡How much引导的特殊疑问句   略

 
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