1、小升初英语情态动词may、might情态动词-may, mightmay表示允许或请求May I come in? Yes，do. 我可以进来吗?-请进。May I borrow you raincoat? 我可以借用你的雨衣吗?You may go now. 你现在可以走了。You may ring us up any time during office hours.在办公时间你可以随时给我们打电话。注 may表示允许的否定形式是must not(不应该，不许可)。如：May I take this book out of the reading-room? No，you mustnt.
2、我可以把这本书拿出阅览室吗? -不行。may还可表示说话人的猜测，认为某一事情或许或可能发生We may call on you this evening.我们也许今天晚上来看你。She may not go to the concert tonight.今晚她可能不去听音乐会了。The news may or may not be true. 消息也许是真的，也许不是真的。注 may用在感叹句中可表示祝愿，愿望如：May you succeed.祝你成功。May you have a pleasant journey.一路平安。might为may的过去式The speaker said we
3、 might ask him any question.作报告的人说我们可以向他提任何问题。He said he might go to the Palace Museum on Sunday. 他说他星期天可能去参观故宫博物院。注一night也可代替may，表示现在，但语气较为婉转客气或更加不肯定。如：He night not come today.今天他也许不来了。Might I make a suggestion? 我可以提个建议吗?注二might用来表示现在时，还可表示规劝，如：You might，pay more attention to spoken English.你要更多地注意
4、英语口语。You might shut the windows. The wind is blowing so hard outside.关上窗户吧。外面风很大。may (might)后加动词的完成式表示对过去的推测，认为某一事情在过去可能发生。这里may和might都指过去，不过might较为含蓄委婉或更加不肯定(常用于肯定结构)。如：Nick may (might) have gone to the library.尼克可能到图书馆去了。Our manager may (might) have gone to Harbin last weekend.我们的经理上周末可能已经去哈尔滨了。Sh
5、e may (might) have missed the plane.她也许没赶上飞机。注一 may和might常用在so that和in order that所引导的目的状语从句中(现在英语中还经常用can)。如：Write is in simple language in order that everybody may understand it. 为了大家都看得懂，你要用简明的文字写。He died，so that others night 1iye.他为了别人而牺牲了。注二 might加动词的完成式，可说明某一事情在过去没有实现并含有劝告甚至责备的意思。如：You might have told me earlier.你本来可以早点告诉我的。You might have been more careful.你本来可以多加小心。
