You may keep the book a further week if no one else requires it.

问题描述:

You may keep the book a further week if no one else requires it.
1.may在任何情况下都是作情态动词?

may表情态动词有2个情况:一个是表请求许可或请求许可,一般不重读,疑问或肯定或否定句都能出现.还有一种是表猜测,用于否定句和肯定句,一般重读.你的这个句子是第一种情况,并不是表猜测.至于区别表许可和表猜测,我...