1、 take an X-ray X-rays a camera By the way,can I borrow your camera?顺便问一下顺便问一下 No problem.没问题。没问题。Using“can”/“could”to talk about ability.1.We use“can”to talk about present ability.We use“could”to talk about ability in the past.此时此时 can=be able to e.g.I can(cannot/cant/can not)swim.What about you?He
2、could(couldnt/could not)dance in the past.What about you?Do you know these sports?I could not ride a horse at five.Now I can.ride a horse ride a bike.could not.now.can.play tennis.could not.now.can.swim/have a swim.could not.now .can/cant.fly a kite/kites.could not.now .can.ski.could not.now.can.ska
3、te.could not.now.can.2.We use can,could,may to ask for permission.Could sounds more polite than can.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/can.Using can,could,may and to talk about permission1.c
4、an 与与 could can 常用于口语中，表示非正式的请求，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。请求对象一般是家人或朋友。e.g.Can I borrow your bike,Simon?西蒙西蒙,我可以借一下你的自行车吗？我可以借一下你的自行车吗？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。1.Could也可以作为也可以作为can的的过去式过去式。否定句。否定句 couldnt 2.但但在口语中，在口语中，could常用来代替常用来代替c
5、an向对方更委婉向对方更委婉地提出请求，地提出请求，用法上比用法上比can正式，可以用于向老正式，可以用于向老师或长辈提出请求，师或长辈提出请求，这时这时could不表示过去，回不表示过去，回答一般还是用答一般还是用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
6、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can更正式，更礼貌，一般用于更正式，更礼貌，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
7、year?Yes3._ you cook?4._ you use a computer when you were 3?Ask and answer questions using “can”or“could”.Try to make dialogues in pairs.CanCouldCanCould5._ you ride a bicycle when you were very young?6._ you understand English TV programmes in 2000?CouldCouldComplete the conversation on page 85 wit
8、h can,could,or may.1.could/can2.can 3.can 4.Can 5.can6.cant 7.can/could8.can 9.can The 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 be
9、autiful the flowers are!The 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)!What a lovely girl she is!What an easy question it is!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
10、词形容词+可数名词复数可数名词复数（+主语主语+谓语）谓语）!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）!How heavy the rain is!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)！Complete the dialogue on page 86 with What and How.1.What a pretty girl she is!_ _ the girl is!2.Ho
11、w 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 _!7.How funny the girl is!_ _ funny gir
12、l _ _!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!1.Remember the new words in this lesson.2.Do the exercises on the workbook.
