初一英語Unit7知識(shí)梳理

1、Unit7知識(shí)梳理1.詢問價(jià)格的句型：-How much is/are +W 品？-They 're/ It s +#格e.g. How much are these socks?They're two dollars.How much is this T-shirt? It s ten dollars.注：常以復(fù)數(shù)形式出現(xiàn)的名詞：socks, shoes, trousers,pants, jeans, shorts, glasses, gloves(1)當(dāng)這些詞做主語時(shí)，謂語動(dòng)詞用 復(fù)數(shù)形式；(2)當(dāng)這些詞用量詞修飾表數(shù)量且做主語時(shí)，謂語動(dòng)詞的 單復(fù)數(shù)形式由量詞的單復(fù)數(shù)形式

2、決定。e.g. These socks are beautiful.This pair of socks is small for me.These pairs of socks are small for me.much(1)修飾不可數(shù)名詞too much (2)指代many:修飾可數(shù)名詞復(fù)數(shù) too manyThere are many T-shirt.There are much bread on the table.Don't eat too much for breakfast.how much (1)詢問數(shù)量(不可數(shù)名詞)(2)詢問價(jià)格how manyri旬問數(shù)量(可數(shù)名詞

3、)2. ask about prices 詢問價(jià)格 the price of 的價(jià)格What's the price of ？ask sb. for sth.向某人要某物ask sb. about sth.向某人詢問關(guān)于某事ask sb to do sth.要求/請求某人做某事2）,please.3. talk about 談?wù)?. offer help 提供幫助offer sb. sth.5. thank sb.（人稱代詞賓格）感謝某人 thank you/thanksfor +名詞/代詞/動(dòng)名詞6. color v.給上色n.顏色7. Black White Green Brown

4、可充當(dāng)姓氏（首字母大寫）8. 反義詞 big small long short tall shortSection A 2e 知識(shí)點(diǎn)1 .提供幫助的句型：Can/May I help you?What can I do for you?Is there anything I can do for you?答語：肯定： Yes, please.I want/would like.否定：No,thanks.2 . need 情態(tài)動(dòng)詞，需要 eg:You need not go to school.實(shí)義動(dòng)詞，需要 eg:You don' need to go to school.need s

5、th. /sb要某事/物/人need to do sth.需要去做某事（sth.） need doing .某物需要被.3 . What color do you want?What fruit do you like?4 .問建議句型：How/What about.?Let sb. do sth.Why not.? Why don' t you.?5. look感官動(dòng)詞，常見的還有smell （聞起來）taste （嘗 起來）feel （感覺起來）sound （聽起來），感官動(dòng)詞后加 形容詞。 E.g. It tastes good.6. I' ll take it. =I

6、will take it. Take 買下，拿7. Two dollars for one pair兩美元一雙Three dollars for two pairs.三美元兩雙8. Here you are.倒裝句：當(dāng)主語是 名詞時(shí)用完全倒裝E.g. A car comes here.變?yōu)榈寡b句： Here comes a car.當(dāng)主語是人稱代詞時(shí)用部分倒裝E. g.She is here.變?yōu)榈寡b句： Here she is.一、基數(shù)詞下面把100以內(nèi)的基數(shù)詞分為四類。1、第一類（1-12）one two three four five six seven eight nineten el

7、even twelve2、第二類（13-18）thirteen fourteen fifteen sixteen seventeen eighteen nineteen這七個(gè)基數(shù)詞后綴都是teen,但要注意thirteen fifteen eighteen 的變化。3、第三類 （20 90整十）twenty thirty forty fifty sixty seventy eighty ninety這類基數(shù)詞后綴都是ty,但要注意eighty的拼法。4、第四類（幾十幾）twenty-one forty-six seventy-eight ninety-five十位數(shù)在前，個(gè)位數(shù)在后，中間用連字

8、符隔開。5.表示幾百”，用具體數(shù)字+hundred '；注意hundred 應(yīng)用單數(shù)形式。表示幾百幾”用百位數(shù)+and+末（兩）位數(shù) ” ：365 three hundred and sixty-five注：hundreds of表示 數(shù)以百計(jì)的"，前面不加具體數(shù)字。Eg. There are hundreds of cows in the farm.基數(shù)詞常見用法：1 .用來表示人、物的數(shù)量，基數(shù)詞放在名詞前面。Eg. He has five balls.2 .表示年齡，基數(shù)詞放在year （s） old的前面。 Eg. My brother is seven years

9、old. My brother is a seven-year-old boy.3 .用來計(jì)算。Two and three is five.4 .表示順序、編號(hào)等，一般放在名詞后面。（名詞和基數(shù) 詞的首字母通常大寫）Eg. I,m in Class 3.5 .用來表示課時(shí)、某路車、房間號(hào)、頁碼、電話號(hào)碼等。Eg. Lesson One 第一課 the No. 3 bus 3 路公共汽車Room 302 302 房間 Page 457 第 457 頁例題：1. （桂林中考） There are students in my art club,twenty-two girls and eighte

10、en boys.A. fourteen B. fortieth C. fourty D. forty2. There are about three girls in our school.A. hundred B. hundreds C. hundreds of D. hundred of3. -How old is your brother? -He is.A. fifth B. the fifth C. five D. the five4. Tom is my friend. He is in.A. Class Three B. class three C. Three Class D.

11、 three class 1、clothes n.衣服的總稱（常用復(fù)數(shù)，無單數(shù)形式） clothes做主語時(shí)，謂語動(dòng)詞用復(fù)數(shù)形式。clothes不能直接與數(shù)詞連用，可以用 these,those,some 等詞修飾a suit of clothes 一套衣服”。數(shù)詞 +suits（s）+of clothes做主語時(shí)，謂語動(dòng)詞要看suit.eg.The clothes in this store beautiful.A.be B.am C.is D.are2.store n.商店【c】v.存儲(chǔ)；貯藏 eg.We need to storesome food.3.在英語中，人人名、地名、店名等專有

12、名詞，每個(gè)首字母都要大寫。（Mr.Cool' s Clothes St。re4.buy v.購買buy sb. sth.=buy sth.for sb給某人買某物buy sth.from.從買某物eg.Mary often clothes Taobao.A.buy;for B.buys;fromC.buy;fromD.buys;for5.sale n.特價(jià)銷售；出售on sale=at a/one ' s greatsaejA.All teachers B.All the teacher C.All the teachersfor sale 待售eg.They can buy

13、the pens a very good.A. at;price B.in;price C.at;cost D.at;selling6.sell v.出售；銷售；賣sell sb. sth.=sell sth.to stf 得某人某物eg.The store school things students.A.sell;to B.buy;from C.sells;to D.buy;to7 .all adj.所有的；全部的（指三者及三者以上的人或物）（both指兩者的全都）all所修飾的名詞前有the,that,my等詞和基數(shù)詞時(shí)，all 應(yīng)放在這些詞的前面。eg.in our school ar

14、e very hard-working.D.The all teachers8 .very adv很；非常(常用來修飾形容詞或副詞，位于修飾詞前)very much副詞短語 很，非?！保Ｓ脕硇揎梽?dòng)詞， 常位于句末。eg.He likes learning English very much.He plays very well.9 .Price n.價(jià)格(1) at prices/at a以“ 的price ” “Eg. The supermarket sells things at low prices.這家超市 的物品價(jià)格很低。(2) the price of " 的價(jià)格詢問價(jià)

15、格時(shí)用疑問詞what,構(gòu)成“ What' s the price of ？多少錢？)Eg. -What' s the price of the coat?-It ' s 20.20 dollars. 注：表示價(jià)格高低用 high (高的)或(低的)，而不用 expensive 或 cheapo expensive和 cheap的主語是 物”， 表示物品貴或便宜Eg. The price of the car is very high.(2) 計(jì)”表示時(shí)間、距離、數(shù)量等。Eg. Hats in all colors are for 25 dollars.(3) 為了 ”表

16、目的： eg. He went there for swimming.(4) 由于"表原因：eg .Thank you for helping me.11. “irn+色”表示 穿顏色的衣服” eg. You look beautiful in red.The car is expensive and I don ' t have enough money1 的其他用法:例題：-What' s the of the book? -5 dollars.A. time B. price C.date D. color10.For的用法：后加名詞、代詞、動(dòng)名詞(1)對,而言 eg. For students, study is the most important thing.(1)用于某種材料或語言、聲音等Eg： Say it in English. / He told me the news in a low voice.(2)以方式 in this way用這種方法Eg： We should behave in a polite way.(3) i