7B unit7 Grammar.pptx

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1、7B Unit7 GrammarSIP Xinggang School王金萍王金萍to know the meaningto know the meaningto know the rulesto know the rules（规则）（规则）to practiseto practiseTo know the meaning（can,could）He can play computer games well.He_ play computer games well.He could not play computer games well ten years ago.He _ play comp

2、uter games well ten years ago.is able to wasnt able to To know the rules(can,could,be able to)We use can to talk about the _ ability.We use could to talk about the ability in the _.（present;past）can 和和could 不受不受_的影响，但是受的影响，但是受_的的 影响；影响；be able to 受受_和和_的影响的影响.（时态；人称时态；人称）present past 人称人称 人称人称 时态时态

3、时态时态 To practiceA:Could you _ 10 years ago?B:No,I couldnt.A:Can you_now?B:Yes,I can.A:Were you able to _ 10 years ago?B:No,I wasnt.A:Are you able to _now?B:Yes,I am.To practise（can,could,be able to）ABTo know the meaning(can,may could)Can I come in?May I come in?Could I come in?To know the meaning（ca

4、n,may,could）ability permission(许可许可)permission(许可许可)_ I borrow some money?No problem./Yes,you can.No,you cant.can 表表许可许可,回答用回答用can/cantTo know the rule（can,may,could）Can_ I dance with you?Of course you may/can.may表表许可许可,回答用回答用can,may/cant May_ I drink some water in class,Mr Sun?could表表许可许可,回答用回答用can

5、/cantNo,you _ Could cantinformal（非正式）（非正式）canmore polite than“can”couldformal（正式）（正式）mayused to ask if it is OK to do sth.(朋友之间朋友之间)used with strangers,old people,teachers or bosses（陌生人、师长、上（陌生人、师长、上级等）级等）used in formal situations（用于正式场合）（用于正式场合）What can we take there?What can we do there?Who can we

6、 go with?Could I do?May I take some/a/an?Can I take with us?To practise（can,may,could）A trip to South HillAmy:(1)_ I take my cousin Shirley with us,Mr Wu?Mr Wu:Yes,you(2)_.But well get there by bike.(3)_she ride a bike?Amy:Yes,she(4)_.South Hill is a good place to have fun.(5)_we go camping there?Mr

7、 Wu:I am afraid you(6)_.Amy:I see.(7)_ I make a call on your mobile?I left mine at home.Mr Wu:Of course you(8)_.By the way,(9)_ you take your camera with you,Amy?Amy:No problem.Could/May can/may Can can cant Could/May Could/May can/may CanHe is a clever boy.clever boys a clever boyTo know the meanin

8、g（what）What_!They are clever boys.What _ what a clever boy he is!they are!an interesting film(it is）!It is an interesting film.What_What_It is exciting music.exciting music it is!The music is exciting.They are clever boys.The film is interesting.He is a clever boy.HowHow clever the boys are!How inte

9、resting the film is!How exciting the music is!To know the meaning（how）clever the boy is!To know the meaning（what,how）1._ great fun we had yesterday!What 2._ bad the weather is!How 3._ a nice day it is!What 4._ a good time they are having now!What 5._ pretty girls they are!What 以以whatwhat引导的感叹句引导的感叹句

10、以以howhow引导的感叹句引导的感叹句What+a/an+形容词形容词+可数名词可数名词单数单数+主主+谓谓！What+形容词形容词+可数名词的可数名词的复数复数+主主+谓谓！How+形容词形容词+主主+谓谓！To know the rules（what,how）What+形容词形容词+不可不可数名词数名词+主主+谓谓！Use what and how to praise your classmate,teacher,parents or your hero.Are you able to praise(赞扬赞扬)others?To practise（what,how）Be a better mecan/could/be able to -learn to have more abilitiescan/may/could -learn to be politeExpress strong feelings-learn to appreciate（欣赏）（欣赏）ThanksWish you success