Unit1 Food for thought Using language P5 课件（含音频）-【新教材】外研版高中英语必修第二册

Using language P5 新外研版Book 2 Unit 1 Food for thought Revision Underline the sentences below in the reading passage. a ...I was able to hold a knife and fork and chopsticks! b ...But there are still some dishes that Dad dare not try even after many years of marriage to my mother. c ...Mum and I just have to find a way to get him into the kitchen! d ...we'd better not eat too much roast food as it may make us suffer from heat inside our bodies, ... e “You needn't try it if you don't want to,” Mum said,... Presentation Now talk about the function of modals. Then match them. 1 be afraid to do something 2 not be necessary to do something 3 give advice to do or not to do something 4 be necessary or give strong advice to do something 5 have the ability to do something a ...I was able to hold a knife and fork and chopsticks! b ...But there are still some dishes that Dad dare not try even after many years of marriage to my mother. c ...Mum and I just have to find a way to get him into the kitchen! d ...we'd better not eat too much roast food as it may make us suffer from heat inside our bodies, ... e “You needn't try it if you don't want to,” Mum said,... a-5 b-1 c-4 d-3 e-2 be afraid to do sth. not be necessary to do sth. Practice Underline the modals in the introduction to an app and talk about their meanings. be necessary to do sth. have the ability to do sth. give advice to do sth. don't have the ability to do sth. Summary Modals 情态动词 (1) 情态动词（Modals）本身具有一定的词义，不能独立作谓语，必须和动词原形一起构成谓语。情态动词虽然数量不多，但用途广泛。常用的情态动词包括can (could), may (might), will (would), shall (should), must, need, dare, had better, ought to, used to等。 几种常见情态动词的用法： be able to后接动词原形，表示某人做某事的能力，可用于大多数时态。用于过去时态时，还可以表示“某人过去或当时成功地做了某事”。例如： I will be able to speak Japanese in another few months. 再过几个月，我就能讲日语了。 They were able to escape from the building w