Unit 7 Abilities(Grammar)课件(牛津译林版七年级下).ppt(课件中不含音视频素材)

1、smoke v.吸烟吸烟take an X-ray照照X光光camera n.照相机照相机 By the way,may I borrow your camera?（顺便问一下）（顺便问一下）No problem.没问题。没问题。I could not ride a horse at five.Now I can.ride a horse骑马骑马 ride a bike骑自行车骑自行车.could not.Now.can.play tennis打网球打网球.could not.Now,.can.swim/have a swim游泳游泳.could not.Now,.can.fly a kite

2、放风筝放风筝.could not.Now,.can.ski v.滑雪滑雪.could not.Now,.can.skate v.滑冰滑冰.could not.Now,.can.Using can or could to talk about ability.1.We use can to talk about present ability.We use could to talk about ability in the past.e.g.Millie can speak good English.Shirley cannot ride a horse.The old man could s

3、wim across the Yangtze River.e.g.Can I borrow your bike,Millie?Yes,you can.Here you are.Could I smoke here?Sorry,Im afraid you cant.May I use your mobile phone?Of course you may.2.We use can,could or may to ask for permission.Could sounds more polite than can.May is formal.1.can 与与 could can 常用于口语中，

4、表示非正式的请常用于口语中，表示非正式的请求，请求对象一般是家人或朋友。求，请求对象一般是家人或朋友。e.g.Can I borrow your book,Simon?西蒙西蒙,我可以借一下你的书吗？我可以借一下你的书吗？Of course.当然可以。当然可以。Can I have some milk,Mum?妈妈，我可以喝点牛奶吗？妈妈，我可以喝点牛奶吗？Yes,you can.好的。好的。could是是can的过去式。在口语中，的过去式。在口语中，could常用来代替常用来代替can向对方更委婉地提出请向对方更委婉地提出请求，用法上比求，用法上比can正式，正式，可以用于向老可以用于向老师

5、或长辈提出请求，这时师或长辈提出请求，这时could不表示不表示过去，回答一般还是用过去，回答一般还是用can。e.g.Could I use your computer,please?请问，我可以用一下你的电脑吗？请问，我可以用一下你的电脑吗？Yes,you can.可以。可以。Could I hand in our homework later,Mr Lin?林老师，我可以稍后交作业吗？林老师，我可以稍后交作业吗？No,you cant.不，不行。不，不行。2.may may也可以用来征求对方意见，意也可以用来征求对方意见，意为为“可以可以”，相当于，相当于could，用法也，用法也比比c

6、an更正式，更礼貌，更正式，更礼貌，一般用于一般用于向陌生人或所尊敬的人请求许可。向陌生人或所尊敬的人请求许可。e.g.May I ask you a question?我可以问你一个问题吗？我可以问你一个问题吗？Yes,please.可以，请问。可以，请问。May I come in,Mr Wu?吴老师，我可以进来吗？吴老师，我可以进来吗？No,you may not.不行。不行。1._ you speak Japanese?2._ you play the piano last year?3._ you cook?4._ you use a computer when you were t

7、hree?Ask and answer questions using can or could.CanCouldCanCould5._ you ride a bicycle when you were very young?6._ you understand English TV programmes in 2000?CouldCouldThe students are going to South Hill.Amy is talking to Mr Wu about the trip.Complete their conversation with can,could or may.A:

8、_ I take my cousin Shirley with us,Mr Wu?M:Yes,you _.But well get there by bike._ she ride a bike?A:Yes,she _.South Hiss is a good place to have fun._ we go camping there?MaymayCancanCouldM:Im afraid you _.A:I see._ I make a call on your mobile?I left mine at home.M:Of course you _.By the way,_ you

9、take your camera with you,Amy?A:No problem.cantmayMaycanThe girl is very pretty.What a pretty girl she is!How pretty the girl is!The frog is very strange.What a strange frog it is!How strange the frog is!The flowers are very beautiful.What beautiful flowers they are!How beautiful the flowers are!The

10、 cakes are very delicious.What delicious cakes they are!How delicious the cakes are!A.How tall the man is!B.What a tall man(he is)!Using What and How to express strong feelings.We use What!or How!in a short phrase to express strong feelings about someone or something.e.g.How dangerous!What a brave m

11、an!We make sentences with What!and How!like this:Noun phrase Whata beautiful flower(it is)!beautiful flowers(they are)!an interesting idea(he has)!interesting ideas(you have)!nice music(it is)!adjective Howbeautiful(the flower is)!beautiful(the flowers are)!interesting(his idea is)!interesting(your

12、ideas are)!nice(the music is)!e.g.What a lovely girl she is!What an easy question it is!e.g.What interesting films they are!(1)what+a/an+形容词形容词+可数名词可数名词单数单数（+主语主语+谓语）谓语）!(2)what+形容词形容词+可数名词复数可数名词复数（+主语主语+谓语）谓语）!e.g.What important news it is!(3)what+形容词形容词+不可数名词不可数名词（+主语主语+谓语）谓语）!e.g.How heavy the ra

13、in is!e.g.How quickly the boy runs!(1)How+形容词形容词(+主语主语+连系动词连系动词)!(2)How+副词副词(+主语主语+行为动词行为动词)！Millie is asking Simon what he knows about Superman.Help Millie complete the conversation with What and How.M:What can Superman do,Simon?S:Superman can see through walls.M:_ amazing!His eyes are just like X-

14、rays.S:Yes.He can also burn things with his eyes.M:_ special eyes he has!How about his ears?HowWhatS：He can hear things far away.M:_ strange!What else can he do?S:He can stop a train with his hands.M:_ strong he is!Can he fly?S:Yes.He can fly as fast as light.M:_ a wonderful man!HowHowWhat1.What a p

15、retty girl she is!_ _ the girl is!2.How difficult the questions are!_ _ _ they are!3.How big the factory is!_ _ big factory _ _!How prettyWhat difficult questions What a it is4.What a clever boy!_ _ the boy _!5.How tall the trees are!_ tall trees _ _!6.What interesting books they are!_ _ the books _

16、!7.How funny the girl is!_ _ funny girl _ _!How cleverisWhat they areare How interestingWhat ashe is 8.How old the man is!_ _ old man _ _!9.What nice books they are!_ _ the books _!10.How amazing the building is!_ _ amazing building _ _!he isWhat an How niceareWhat anit is将下列句子改为感叹句将下列句子改为感叹句:1.The girl is very pretty.How pretty the girl is!What a pretty girl she is!2.This is an old watch.How old this watch is!What an old watch it(this)is!