牛津译林版高中英语必修四unit2sportingeventsgrammarandusage课件

牛津译林版高中英语必修四unit2sportingeventsgrammarandusage课件内容摘要：

e in? • — Ok. make offers • I’ll wash your sports jacket. • Shall I get a ticket for you? • Shall we carry the books for you ? • Shall I clean the blackboard for you? give advice • You should not/ought not to eat a lot before swimming. • The students should spend all their time working at their lessons. 和其他时态的连用 • The boys may be playing football on the playground. • The boys may have finished their homework by the time school is over. • He plays basketball very well. He must have practiced it a lot. • Our headmaster must have been to USA, for he knows the country so much. must have done 的反意疑问句 • You must have seen the film, haven’t you? • You must have seen the film last week, didn’t you? • His parents must have beaten him, haven’t they? • His parents must have beaten him yesterday, didn’t they? shall可以用来征求对方意见。 用于第一、三人称。 此外它也可以用来表示说话人的命令、警告、允诺、威胁或决心等，这时它用于第二、三人称。 如： Shall she go to the concert with us this evening? (征求意见 ) You shall go to the front at once． (命令 ) Don’t worry． You shall get the answer this very afternoon． （允诺） He shall be sorry one day． I tell you． (警告 ) Nothing shall stop us from fighting against pollution． (决心 ) shall / will will在肯定句中表示意愿或决心时，是可以用于条件状语从句的。 在疑问句中用于第二、三人称表示意愿。 如： Will you go hiking with me in the mountain? Will he pay for me? If you will list。