人教版高中英语必修3Unit 2“healthy eating”（Grammar）课件.pptVIP

Period 4 Grammar Modal Verbs The first wealth is health . 健康是人生第一财富。 A light heart lives long. 豁达者长寿。 Early to bed and early to rise makes a man healthy , wealthy and wise. 早睡早起会使人健康、富有和聪明。 Without health no pleasure can be tasted by man. 没有健康就没有乐趣。 Good health is over wealth. 健康是最大的财富。 Good habits can help us to keep healthy and bad ones can cause diseases. There is a serious disease called H1N1 flu these days. It spreads easily among people in spring and autumn. The flu is a serious disease, but we don’t have to be afraid of it. We can do something to prevent it. But how? You should go to school right away. It’s eight o’clock now. He should be at work. It seems so unfair this should happen to me. You should have reminded me of the meeting. What should we do now? What modal verbs have you learned? can/could may/ might will/ would shall/ should had better must have to need ought to dare 情态动词能表示时态吗？ 1. By lunchtime they would all be sold. 2. His restaurant ought to be full of people. 3. What could have happened? 4. Nothing could have been better. 5. Something terrible must have happened. 6. I will take all that fat off you in two weeks. 7. He could not believe his eyes. 8. He wondered if he should go to the library to find out. 9. He couldn’t have Yong Hui getting away with telling people lies. 10. He had better do some research. 11. After eating in the restaurant people would become fired very quickly. That is an important book. You ______ keep it well. must Excuse me, ______ you tell me the way to the railway station, please? could You are carrying a lot of things. You can’t open the door yourself. There’s a man standing near the door. You say to him: ______ you open the door, please? Could ______ you like a cup of coffee? Would Intention B. Duty C. Promise D. Possibility E. Guessing (D) (D) (E)