必修三第一单元Learning_about_Language.ppt

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必修三第一单元Learning_about_Language

Revision 1.淹没,淹死vt. vi 2.悲哀,悲伤n. 3.编织vt. vi. 4.饿死vi. vt. 5.牧群,兽群n. 6.原谅vt. 7.哭泣,流泪vt. 8.道歉,辩白vi. 9.明显的adj. 10.提醒,使想起vt. 11.出现,到场 12.守信用,履行诺言 13.屏息,屏气 14.出发,动身 15.纪念,缅怀 16.发生 17.搞恶作剧 18.期望 19.日夜,整天 20.玩得开心 11.turn up 12.keep one’s word 13.hold one’s breath 14.set off 15.in memory of 16.take place 17.play a trick on 18.look forward to 19.day and night 20.have fun with Words like can, will, may, must, and a few others are called modals. Modal verbs help other verbs express a meaning or an idea. Some common uses of the modals are these: Ability: 1 He can speak English now. 2 He couldn’t speak English a year ago. 3 I’m not able to come to the game on Friday. Permission: All passengers may now board. We can board now. Obligation: You must fasten your seat belts. (strong) You should pay attention. (weak) You ought to pay attention. Possibility: 1 It may rain. 2 How could I forget an important thing like that? 3 He can’t /couldn’t have known the result. Meanings similar to those of the modals can often be conveyed by real verb forms: He has to……………………….=…must… is able to…speak English… =…can… is allowed to……………....=…may… is supposed to……………=…should… 1) can的主要用法是: ? A.? ___________: ? eg. The girl can dance very well. B.? _____________: eg. Can the news be true? 2) could的主要用法是: A. ______________________________ ____________________: eg. We all knew that the young man couldn’t be a doctor. 我三岁就能看书了。 Father said I could go out with my friends. What’s for dinner? I could eat a horse. My wife is in hospital. Our baby could arrive at any time. 5) eg. They cant /couldn’t have gone out because the light is stil

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