高中英语情态动词,ppt.docVIP

PAGE  PAGE 25 高中英语情态动词,ppt 篇一：高二英语情态动词整理归纳 Modal Verbs ▲ can 和could 1. 表示能力 (ability)“能够” Can you finish the work today? 2. 表示许可 (permission) “可以” You can go home now. 3. 表示请求 (request) “可否” Can I smoke here? 4. 表示推测语气 (否定句) The story can’t be true. He can’t have left, for his bike is here. （疑问句） Can the story be true? Who can have taken my dictionary? 5. can be 表示一时的情况或事实，理论上或习惯上的可能性： “会” The road can be crowded during rush hours. SARS can be very dangerous. It could be cold here in March. ▲ may 和might 1. 表示许可 (permission) “可以” If I may say so, … You may go now. 2. 表示请求 (request) “可否” May I leave now? No, you can’t.Yes, please. 3. 表示推测语气 “可能” He may be waiting for you now. He may have received the letter. I am not sure, but I may go there. 4. May sb. do…! 表示祝愿 May you succeed! 5. may well do sth 很有可能做某事 He may well not like the film. may/ might as well do sth 最好 He may as well change his attitude. ▲ will 1. 表示一般将来时 2. 表示意志、决心或意愿色彩 I will never do that again. I won’t tell you about that. 3. 表示习惯性动作 He will sit for hours doing nothing. 4. 表示倾向性，“总是，总会，会” Matches will not strike if they are damp. Man will die without water. A lion will only attack a human being when it hungry. ▲ would 1. 表示过去将来 He told me that he would come the next week. 2. 表示过去的习惯性动作 He would sit for hours doing nothing. 3. 表示客气的请求或邀请（疑问句） Would you like to join us in the game? Would you be kind enough to help me? ▲ shall 1. 在一、三人称的疑问句中，表示征求对方意见。 Shall I open the door? Shall he come in? When shall we meet again? i 2. 在二、三人称的陈述句中，表示说 者给对方的命令、警告、允诺、决心 威胁等。 You shall have the book when I finish reading it. You shall fail if you don’t work hard. Nothing shall stop us leaving now.(决心) He shall not enter my house again.（命令） 3. 在法律、条文、规章等文件中，用shall表示 义务、规定。 Each citizen shall carry his ID card when traveling. The interest shall be divided into five parts according to the agreement. ▲ should 1. 表示义务或责任 I should go to his hel