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七年级上册Unit 7
基数词
（1）基数词的表达
①0-12
_________0 ________1 ________2 ________3 _________4 ________5 ________6 ________7 _________8 ___________9 ___________10 ___________11 ____________12
②13-19
______________13 ______________14 ______________15 ______________16
______________17 ______________18 ______________19
③20-90整十基数词的表达
______________20 ______________30 ______________40 ______________50
______________60 ______________70 ______________80 ______________90
④“几十几”的表达
_____________________21 _____________________32 _____________________43
_____________________54 _____________________65 _____________________76
基数词的用法
①表达编号
表达编号时，基数词比较常见。基数词位于名词之后，且基数词（若用单词表示）和名词都需要首字母大写。
Lesson 6 Room 309 Bus No. 18
②表达年龄、时间、价格、数量
--How old are you --I’m eleven.
--What time is it --It’s eight twenty-five.
--How much is your sweater --Fifty yuan.
③表达算式
Five and seven is twelve.
How much is this T-shirt
①--How much is the bread --It’s 12 yuan.
②--How much are these shorts --They’re 7 dollars.
③--What’s the price of this book --It’s five yuan.
④ --What’s the price of these books --It’s ten yuan.
⑤How much milk do you drink every day
⑥How many desks can you see in the classroom
⑦There is much water in the bottle.
⑧I like milk very much.
It’s seven dollars.
1 dollar=100 cents
dollar有复数形式dollars，yuan无复数形式
货币符号 货币单位 货币 使用国家
￥ yuan 人民币 中国
＄ dollar 美元 美国、加拿大
￡ pound 英镑 英国
? euro 欧元 欧元区的部分会员国
③在英语中表示金钱、时间或距离等距离的结构作主语时，常将其看作一个整体，谓语动词用__________形式。
Twenty dollars _______(is/are) enough.
Can I help you
①Can I help you May I help you
What can I do for you Is there anything I can do for you
②肯定回答：Thank you. I want... Yes, please. I’d like...
否定回答：No, thanks. I’m just looking around. No, thanks. Just have a look.
--Can I help you --Yes, please. I want a skirt.
--Can I help you --Just a cup of coffee, please.
I need a sweater for school.
①She needs me. Does your sister need any help
②We need to eat healthy food.
③The bike needs mending. The classroom needs cleaning.
How about this one
①This ruler is too short. I need a long one.
②one vs. it
one 指代“同名异物”，即指代与前面事物同属一类的事物，并不是指同一个事物。如果指代同类事物中的一些，要用ones I lost my pen. I looked for ______ everywhere, but didn’t find ______. So I bought _______ again.
it 指代“同名同物”，即指代上文出现过的同一个事物。
It looks nice.
①He looks very happy today.
②She looks like her father.
③Look at the blackboard.
I’ll take it.
①take为动词，在此处表示“买”，相当于buy、get或have。决定买某种商品时，口语中常说“I will take it/them.”或“I will have it/them.”。一般不用“I’ll buy it/them”。
--How much is it --Two hundred yuan. --Oh, it’s cheap. I’ll take it.
The shorts are on sale. I’ll take them.
Two dollars for one pair and three dollars for two pairs.
①a pair of shoes/socks/gloves a pair of glasses/trousers/shorts
②This pair of shorts is too expensive. How much are three pairs of socks
Here you are. (Here it is.)
--May I borrow your English book --Sure. Here you are.
Mr. Cool’s Clothes Store
①clothes n._______________，统指身上的各种服装，包括上衣、裤子、内衣等。Clothes本身就是复数形式，无单数形式，不能直接与数词连用，但可与表示概数的词，如：many、（a）few、these、those或物主代词等连用。
Many nice clothes are on sale.
He clothes are fashionable.
②store cn.________________，相当于shop。Shop多用于英国，是指规模小，且卖特定商品的店铺；store多用于美国，指规模较大的百货商店等。
butcher’s shop department store bookstore barber’s shop food store drugstore
store v.___________
We need store some food.
Come and buy your clothes at our great sale!
①buy v.__________
Gold will not buy everything.
I bought an old camera from her.
I want to buy her a pencil box.=I want to buy a pencil box for her.
--Mum, I need the dictionary. --OK, I’ll buy it for you.
②at a/one’s great sale意为_______________________，相当于on sale；sale是动词_______的名词形式，意为____________________。本句中的at our great sale相当于on sale，表示“促销中”。 on sale______________ for sale_______________
These toys are not for sale.
A lot of things are on sale in the supermarket.
We sell all our clothes at very good prices.
①sell vt._______________，其反义词为___________
sell sb sth/sell sth to sb________________ sell well_______________ sell out__________
She sells me some vegetables.=She sells some vegetables to me.
This kind of skirts sells well this year.
②all意为______________________，常指三者或三者以上的人或物，也可指不可数名词。
all her money
All students（表示泛指） all the students（表示特指）
all of them
all of the books
All goes well.
All of us like English.
They all want to go to the movies.
③at very good prices/at a very good price意为_____________________，其中at表示“以……（的速度、价格等）”。price作名词，意为________________。Price一般与high或low 搭配，表示价格的高低，而不和expensive或cheap搭配。
The price of the trousers is too high.=The trousers are too expensive.
I buy the book at a low price.
What’s the price of your math book
For girls, we have skirts in purple for only $ 20.
①for girls意为_____________，这里的for表示对象，意为_______________
for only $ 20意为_____________，这里的for表示价格，意为_______________。
They have wine for the adults and sodas for the children.
For the time being it’s business as usual for consumers.
The book sells for ten dollars.
We have black and white hats for ten dollars.
②skirts in purple意为________________，相当于purple skirts。其中in为介词，“in+颜色”表示“……颜色的”，还可以表示“穿……颜色的衣服”；in后还可接表示衣服的名词，表示“穿着……”。
The girl in red is my younger sister.
The woman is in a yellow coat.
He looks good in blue.
Who’s the man in brown T-shirt
短语
how much______________ Can I help you ______________ how about________________
I’ll take it._______________a pair of____________________ at a/one’s great sale________
for sale________________ on sale_____________________sell well___________________
at very good prices_______________________ in+颜色______________________________
练习题
一、单项选择
--A nice T-shirt ___________ is it --It’s 50 yuan.
A.How long B.How far C.How much D.How old
2. --_______ are the black pants --They are only 8 _________.
A.What price; dollars B.How much; dollars C.How many; dollar D.Where; dollar
3. This pair of new trousers _______ very cheap（便宜的）. Eight dollars _______ enough.
A.is; are B.is; is C.are; are D.are; is
4. --__________ --Yes, please. I need a jacket for school.
A.Can I help you B.Are you a student C.Do you have a jacket D.How much is the jacket
5. My watch is lost. I need _______ a new one.
A.buy B.buying C.bought D.to buy
6. Your bedroom is dirty(肮脏的). It needs ________.
A.clean B.to clean C.cleans D.cleaning
7. --Peter, where is your watch
--I can’t find _______, mom. I want to buy a new ______.
A.it; it B.it; one C.one; one D.one; it
8. There are so many fish swimming in the pool. They ______ very happy.
A.taste B.smell C.sound D.look
9.--The black T-shirt is very good on you. And it’s only 30 yuan. --Great. _______.
A.It looks bad B.It’s too expensive C.I don’t like it D.I’ll take it
10. --Can I help you, madam --Yes. __________, please.
A.Two pair of socks B.Two pairs of socks
C.Two pairs of sock D.Two pair of sock
11. --Can I have a look at your family photo --Sure, _________.
A.See you B.Thanks C.Here you are D.That’s for sure
12. Children always wear new ______ to celebrate (庆祝) the Spring Festival (春节).
A.shorts B.sweaters C.clothes D.socks
13. We used to buy things in the _______ but now we usually do it online (在网上).
A.shop B.museum C.bank D.library
14. Mary _____ a white jacket from (从) Huaxing Clothes Store.
A.buys B.sells C.sees D.helps
15. The green shorts _______ 30 yuan.
A.are on sale for B.are on the sale for C.is on sale D.are on sale
16. --Do you often (常常) ________ fruit in the store --Yes, this store ______ lots of fruit.
A.buy, sells B.sell; buy C.buy; sell D.sell; buys
17. They can buy the pens _______ a very good _______.
A.at; price B.in; price C.at; cost D.at; selling
18. Big sale! We have T-shirts _______ white ______ only $6.
A.in; for B.of; for C.in; at
19. --Is that your headmaster --You mean the man ______ blue
A.on B.with C.in
20. --_________, Mr. Johnson --Yes, please. I want a black jacket.
A.Can I help you B.Excuse me C.What will you take D.How much is it
21. --These shoes look cool. ______ are they --They are on sale, only $ 69.
A.How much B.How long C.How many
22. Wumei clothes Store has a great _______. We ______ all our clothes at good prices.
A.sell; sale B.sale; sell C.sell; sell D.sale; sale
23. A pair of shorts _____ on the bed, and the shorts ______ Jack’s
. A.is; are B.are; is C.is; is D.are; are
--What’s twenty and fifty --It’s ________.
A.fifty B.seventy C.eighty D.ninety
25. It’s my daughter’s birthday today. She’s ________ years old.
A.eighteen B.eighteenth C.the eighteen D.the eighteenth
26. --Excuse me, sir. Here’s a package for Lin Tao. Which room does he live in
A 308 Room B.Room 308 C.The Room 308 D.The 308 Room
They are the students of ________.
Grade 7 B.Grade 7 C.7th grade D.Grade 7th
根据汉语提示完成句子
那件绿色的毛衣要25美元。
The green sweater is ___________________.
我打算卖完所有的家具，搬到一个新的城市。
I’m going to sell ________ all furniture nd move to a new city.
机器人没有必要休息。它们可以整日整夜地工作。
Robots don’t need to have a rest. They can work _______ and ________ ________.
我们所有的包都特价销售。
__________ __________ bags are on sale.
我们所有的人都很勤奋。
_______ ______ _______ are very hard-working.

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