1、单元语法小专题(Grammar Focus)语法精讲suppose 的用法总结suppose 作为动词，其意思是 “猜想，设想，认为，假设” ，其常见用法为:1. be supposed to do sth.意思是“被期望做某事；应该做某事” ，to 是不定式符号，不是介词，后接动词原形。be supposed to 常用来表示劝告、建议、 告知义务或责任等，相当于 should。如:He is supposed to arrive on time.他应该准时到达。You are supposed to ask the teacher if you want to leave the clas
2、sroom.如果你要离开教室，你应该问问老师。You are supposed to shake hands.你应该去握手。2. 在口语中，常用否定结构“be not supposed to do sth.”，意思是“不允许做某事；不应该做某事” ，相当于 shouldnt。如:You are not supposed to smoke on the bus.(You shouldnt smoke on the bus.)你不应该在公共汽车上吸烟。We are not supposed to play football in the street.我们不应该在大街上踢足球。3. be supp
3、osed to have done sth.意为“本应该做某事而没有做 ”。如:You are supposed to have handed in your homework.你本应该已经交了作业。4. supposedthat 从句，当变为否定句时，否定词应该前移。类似的词还有think，believe 等。如:I dont suppose he will tell you about it.我认为 他不会告诉你这件事。I dont think he will come.我想他不会来了。5. suppose 还有“猜想”的意思，suppose sb.to do sth.的意思是“猜想某人去
4、做某事” 。如:I supposed him to stay at home.我猜他待在家。6. 如果表达“过去某时应该 (不应该)做”时，用 was(wasnt)/were (werent) supposed to，相当于 should(shouldnt) have动词的过去分词。如:I was supposed to arrive at 7:00，but I arrived at 8:00.我应该 7 点钟到，却在 8 点钟到。语法精练. 用 What are you supposed to do，I was supposed to 或 Youre supposed to 填空。1. _
5、when you are late for school?2. _ wash your hands before a meal.3. _ when you are invited for a Chinese dinner?4. _ bow when I met someone for the first time in Korea.5. _ when you have a bowl of rice in China?. 用 suppose 的适当形式填空。6. I _ she is not yet thirty years old.7. You were _ to be here at 2:0
6、0. I have been waiting for you for almost an hour!8. I _ that my father will be back in half an hour.9. You are not _ to trouble her again.10. Is it going to rain this afternoon?Yes， I _ so.按要求完成句子，每空一词。11. She should arrive here at 7:00.(改为同义句)She _ _ _ arrive here at 7:00.12. You are supposed to h
7、elp him out.(改为否定句)You _ _ supposed to help him out.13. I suppose he will be back in an hour.(改为否定句)I _ suppose he _ be back in an hour.14. Students are supposed to greet the teacher when classes begin in China.(对画线部分提问)_ _ students supposed to _ when classes begin in China?15. They are supposed to
8、invite Mike to the birthday party next Sunday.(对画线部分提问)_ _ they supposed to invite Mike to the birthday party?.根据汉语意思完成句子，每空一词。16. 你不应该在这里打电话。You are _ _ _ make a call here.17. 在中国，人们第一次见面时应该握手。In China，people are supposed to _ _ when they meet for the first time.18. 天将下雨了。我看不见得。It will be rainy.I _
9、 _.19. 他应该一个小时前就到那了。He _ _ _ _ _ there an hour ago.20. 人们不可以在这儿抽烟。People _ _ _ _ smoke here.单元语法小专题(Grammar Focus). 1. What are you supposed to do 2. Youre supposed to3. What are you supposed to do 4. I was supposed to5 .What are you supposed to do. 6. suppose 7. supposed 8. suppose 9. supposed 10. suppose. 11. is supposed to 12. are not 13. dont；will 14. What are；do15. When are. 16. not supposed to 17. shake hands 18. suppose not19. is supposed to have got 20. are not supposed to
