新牛津英语7B《Unit 7 Abilities》Grammar课件.pptVIP

Unit 7 Abilities Grammar can could 表示现在的能力 表示过去的能力 can/could表示能力(意为“能,会”) =am/is/are able to =was/were able to 某人现在会做某事。 Sb can do sth. 某人现在不会做某事。 Sb can’t do sth. 某人现在会做某事吗？会。/ 不会。 Can sb do sth? Yes, ---can./ No,----can’t. 某人过去会做某事。 Sb could do sth. 某人过去不会做某事。 Sb couldn’t do sth. 某人过去会做某事吗？会。/ 不会。 Could sb do sth? Yes, ---could./ No,---couldn’t. 顺便问一下，你会种树吗？ By the way, can you plant trees？ 他三岁时就会打电话。 He could make a call at the age of three. 那个时候我还不会玩火柴。 I I couldn’t play with matches at that time. (1) can往往用于同学，同辈之间请求 用 can/could/may提出请求 can/could/may 意为“可以,能” (2) could往往用于向长辈，老师，陌生人提出有礼貌的请求 (3)may在正式场合，很有礼貌 我能做某事吗?(对同学)是的,你可以. /不,你不能。 Can I do sth ? 我可以做某事吗?(对长辈)是的,你可以./不,你不能。 Could I do sth? 我可以做某事吗?(正式场合)是的,你可以./不行。 May I do sth? Yes, you can./ No, you can’t. Yes, you can./ No. you can’t. Yes, you may./ No , you may not. Yes, you can. /. No, you can not. 我能把我的手机随身带去吗？ 我能用你的手机打个电话吗？ 我是不可能把我的手机忘在家里的。 我很快就将能够支付学费的。 我们可以为贫困地区的孩子募捐。 可以给这个老人让一下座吗？ Can/Could/May I take my mobile phone with me? Can/Could/May I make a call on your mobile? I can’t leave my mobile phone at home. I will be able to pay for school soon. We can raise money for the children in poor areas. Can/Could you give your seat to the old man? collect Can/Could/May I use you mobile phone to make a call? What did Lin Tao do? helped … out of… saved Mrs Sun from a fire He is a brave young man. What a brave young man! What kind of young man is he? = How brave the young man is! How beautiful the flowers are! What beautiful flowers (they are)! How lovely the cat is! What a lovely cat (it is)! lovely delicious How delicious the cakes are! What delicious cakes they are! How strange the frogs are! strange What strange frogs they are! Work out the rules: How +形容词/副词+(主语+谓语动词)！ How happy the children are! How quickly they run! How beautiful the frogs are! What a beautiful frog (it is)! What beautiful frogs (they are)! What delicious food (it