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2019-2020年外研版高中英语必修1 Module 4A Social Survey-My Neighborhood（Period 5）word学案【学习目标】：复习现在完成时。一、现在完成时的概念：表示动作发生在过去，对现在造成一定的影响。 结构：主语 + have/has + 过去分词二、现在完成时的基本用法：1.表示动作在说话时已经完成，但对现在产生某种影响。e.g.：I have had breakfast and I am full now. She has read the book and she knows something about it.2.表示动作发生在过去，一直持续到现在，可能还会继续进行下去。（动词一般是延续性动词）e.g.: They have lived here for 2 years. Tom has taught in this school till now.3.和现在完成时连用的一些时间状语：ever, never, already, yet, recently, lately, just, once, times, so far, till now, up to now, these years, for+段时间，since+表示过去的点时间。三、现在完成时的一些特殊用法：1.在It/This is the first (second, third) time that 结构中，that从句中要使用现在完成时。e.g.: This is the third time that I have met him. 2. 在It is/has been + 时间段 + since结构中，since从句中要使用一般过去时。 e.g.: It is 3 years since they came here. 四、现在完成时和一般过去时的区别。现在完成时强调现在，表达的是过去发生的事对现在造成的影响。一般过去时强调过去，表达的是过去发生的某个事，一般有表示过去的具体的时间状语。e.g.： Have you had breakfast? Yes. I had my breakfast just now. 自我检测：1.What is the price of petrol these days?Oh, it _ sharply since last month. A. is raised B. has risen C. has arisen D. is increased2. His sister left home in 1998, and _ since. A. had not been heard of B. has not been heard of C. had not heard of D. has not heard of3. Why does the lake smell terrible? Because the water _.A. have polluted B. is being polluted C. has been polluted D. have been polluted4. The window is dirty. Yes, I know. It _ for weeks. A. hasnt cleaned B. didnt clean C. wasnt cleaned D. hasnt been cleaned5. Judy is going to marry the sailor she _ in Rome last year. A. meets B. met C. has met D. would met6. So far this year we _ a fall in house price. A. saw B. see C. had seen D. have seen 7. Has your classmate e back from America? Yes, he _ there for eight years. A. has stayed B. stays C. stayed D. had stayed 8. I know a little about Italy as my wife and I _ there several years ago. A. are going B. had seen C. went D. have been9. Alice came back home the day before yesterday. Really? Where _ at all? A. had she been B. had she gone C. has she been D. has she gone10. The manager _ the worker how to improve the program since 9 a.m. A. has told B. is telling C. has been telling D. will have told短文改错：Dear Lin Hua, I hear from you yesterday. I learn that you feel very nervously before the exams. And I also know you are under too many pressure these days. Now let me give you some advices. First, you need to sleep for at least eight hours every day. If you dont has enough sleep, you feel very tired. Second, you should do some exercise such as run and playing basketball. Third, its very good for you to listen to the music, watch TV, or surf the Internet after a long times study. In a words, you should learn to relax you. Wish you good luck on your exams! Yours,Mr Liu1. hearheard 2.nervouslynervous 3. manymuch 4. advicesadvice 5. hashave 6. feel 前加 will 7. runrunning 8. 去掉 the 9. wordsword 10. youyourself
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