常用情态动词的基本用法may和might may , might 或许，可能，可以 might可以看作是may的过去式，这两个词除了时态不相同外，在表达意思的许多方面是相近的。当然may 和might又都有一些各自不同的独特用法。 （1）可能性 I may be busy from tomorrow on . 从明天起我可能会忙起来。 I wondered if they might agree with the idea . 我想知道他们是否会同意这种想法。 She thought it might be wise to try her luck here .   她认为在这儿碰碰运气也不错。 You may catch sight of the sunrise from here when you get up before 5 in the morning . 你在早晨五点钟以前起来，或许能从这儿看到日出。 （2）表示允许 May I come in ？ 我可以进来吗？ I'd like to have a smoke here if I may .   如果可以的话我想在这儿抽一支烟。 The librarian told her that she might return the book to the library in three days . 图书馆理员告诉她说，她可以在三天后还那本书。 新概念英语视频教程 高中英语单词表3500词 高一英语单词 At the press conference , a news reporter asked the chairman if she might trouble him with a question about Taiwan issue.在记者招待会上，一位新闻记者问大会主席她是否能提一个有关台湾问题方面的问题。 （3）may间或用来表示祝愿，也常用于表示目的或让步的状语从句中: May that day come soon . 但愿这天早日到来。 May you succeed in winning the first prize in the game . 祝愿你比赛夺冠成功。 May you continue in your efforts and achieve greatersuccesses . 祝愿你继续努力并取得更大的成功。 （4）might也常用于表示目的等状语从句中，或用于虚拟语气的结构中: I could not convince him , try as I might . 我无论用什么样的办法也不能说服他。 He died so that the others might live . 为了其他的人能活下去，他自己牺牲了。 One error in calculation might ruin the whole project . 计算中出一点错就可能毁掉整个工程。 They left off earlier on that day so that they might catch the first train . 那天，他们为了赶上头班车动身早一些。 If you had made better use of your time , you might have learned more . 假若你将自己的时间利用得更好一些，你本可以学到更多东西的。 注意：在回答以may引导的问句时，一般说来避免使用may，以免显得太严厉、或不太客气，而改用其他方式。例如： ——May I come in ？ 我可以进来吗？ ——Yes , please . / Sure . / Certainly . . 请进。 ——Please don't . . 请不要进来。 ——No , you mustn't . 不行。 1. Such poets as Shakespeare  _____widely read, of whose works, however, some _____difficult to understand.   A. are；are B. is；is                  C. are；is                     D. is：are  2. The number of foreign students attending Chinese universities ___rising steadily since1990.    A. is                         B. are                         C. has been                     D. have been    3. The teacher together with the students _______ discussing Reading Skills that ______ newly  published in America.    A. are; were                B. is; were                   C. are; was                      D. is; was 4. Either you or one of your students ______ to attend the meeting that is due tomorrow.  A. are                 B. is                   C. have                     D. be  5. Dr. Smith, together with his wife and daughters, ______visit Beijing this summer.  A. is going to              B. are going to              C. was going to                  D. were going to