高二英语下学期unit.13.grammar.pptVIP

情态动词 常见情态动词 can (could), may (might), must（have to）, will (would) , shall (should) , need, ought to, dare (dared). can / could 1. _______ I open the window? 2. _______ you finish the work tonight? 请求 can 和could 都可以， could 语气更委婉些 3. I ______ speak English. 4. We _______ be there on time tomorrow. 5. What _______ I do for you? . 能力 6. You _____ do it right now. 表许可 这里可以用 may 吗? may / might You _____ drive the car. 2. You _____ go now. 表许可 3. ______ I watch TV now? 表请求 肯定回答 Yes , you ______. 否定回答 No , you ______. must / have to We ______ finish the homework on time every day. 2. Students ______ obey the school rules. 必须，应该 （主观看法） 3. Being ill, he _____ stay in bed for three days. 4. I don’t want to go, but I ______, for my mother is ill in hospital. 不得不 （客观） shall What ____ we do now? 2. ______ she come right now? 表征求对方意见， 常与第一、三人称连用 3. You _____ do as the teacher told you. 4. Tell her that she ______ have the book tomorrow. 表命令、允诺 常与第二、三人称连用 Will / would I ____ never do it again，and that’s the last time. 2. I ____ do my best to catch up with my classmates. 意愿 Its hot. _____ you open the windows? _____ you pass me the book? 5. _____ you like some coffee？ 表请求、建议，常用于第二人称 would 语气更委婉 He likes playing basketball very much. He ______ play basketball on Sundays. 7. Most living things _____ not survive without water. 表习惯性动作 ---Why do you ask me to do the difficult work? --- Because you ____ do such a thing and nobody else is fit for it. A. would B. can C. should D. may 2. A left—luggage office is a place where bags ____be left for a short time, especially at a railway station. A.should B.can C.must D.will B B ---- It is too hot here. Could I open the door? ---- Yes, of course you _____ A. could B. can C. might D. may It is so dark. There ??????? be a heavy rain coming.A. shall?? B. may?? C. should?? D. will B B 5. ---May I have a look at your book? --- Yes, you _