四级考试常用语法精选（16）

　　允许: 询问或说明一件事可不可以做.

　　May I trouble you with a question?

　　You may take this seat if you like.

　　He asked if he might glance through my album.

　　You might as well speak your mind.

　　可能: 表示一件事或许发生.

　　You may walk ten miles without seeing a house.

　　She was afraid they might not like the idea.

　　A bad thing might be turned to good account.