新概念英语第一册 Lesson·131-132语法点归纳学案（含练习答案）

中小学教育资源及组卷应用平台 新概念英语第一册 语法点总结 Lesson131-132 语法点总结： may/might表示可能性 may与might表示可能性： 对现在可能发生情况的肯定推测 may/might+v.(动词原形) These books may/might interest you. 这些书或许你感兴趣。 对现在可能发生情况的否定推测： may/might not+ v.(动词原形) He may/might not be at home now. 他现在或许不在家。 对将来可能发生情况的肯定推测: may/might+v.+表示将来的时间状语 She may/might recover her health next week. 下星期她或许能康复。 对将来可能发生情况的否定推测: may/might not+ v.+表示将来的时间状语 It may/might not rain before evening. 夜晚之前可能不会下雨。 对可能正在发生的事情进行肯定推测 may/might+ be doing He may/might be having trouble. 或许他遇到麻烦了。 对可能正在发生的事情进行否定推测: may/might not+ be doing They may/might not be having a meeting. 他们可能没有在开会。 对过去可能发生情况的肯定推测: may/might+ have done He may/might have read the book. 也许他已经看过这本书了。 对过去可能发生情况的否定推测: may/might not+ have done She may/might not have been to London before. 她以前可能没去过伦敦。 对过去可能正在进行的情况肯定的推测: may/might+ have been doing He may/might have been working in the shop. 他也许一直在商店工作。 对过去可能正在进行的情况否定的推测: may/might not + have been doing The man may/might not have been driving very carefully. 这个人可能没有很小心开车。 "Could"（可能会）： "Could" 可以表示某事情有可能发生，但它也可以表示一种可能性，即某事情可以发生，但不一定发生。如：She could come to the party if she finishes her work early.（如果她提前完成工作，她可以来参加派对。） It could rain tomorrow, but I doubt it.（明天可能会下雨，但我怀疑会不会下。） I could have forgotten to turn off the stove.（我可能忘了关炉灶。） 总结： "Might" 用于表示可能性较低，"may" 表示可能性较高，"could" 表示可能性存在但不一定发生。 专项练习： may与might 练习 填上动词的适当形式： 1. --Where's Bob --I'm not sure. He might_____lunch.（正在吃午饭） 2. --Why is that man with Ann --I am not sure. It may _____ her brother. 3. --Shall I buy this book for Tim --You'd better not. He might already _____ it. (已经读过) II. 用might not或couldn't 完成下列对话。 1. A: Do you think she saw you B: No, she didn't wear glasses that day. She_____.(她可能没看见) 2. A: How did the fire start I suppose it was an accident. B: Well,the police aren't sure. The police say_____.(警方说可能不是意外事故) 3. .A: I wonder how the fire started Do you think it was an accident B: No,the police say it_____.(警方说不可能是意外事故) III. 根据以下情境，用may/might as well造句。 1. You and a friend have just missed the bus. The buses run every hour. You say: We'll have to wait an hour for the next bus. We _____.（还是走吧。) 2. You have a free ticket for a concert. You're not very keen on the concert but you decide to go. You say: I _____ (还是去听音乐会吧). It's a pity to waste a free ticket. 3. You're in a cafe with a friend. You've finished your drinks. It's a nice cafe and there is no reason to go now, so why not have another drink You say: We____ ... ...