英语句子里面什么时候可以省略主语?

问题描述:

英语句子里面什么时候可以省略主语?
比如这句:Be a man!

祈使句都可以.如Open the window! Be quiet please!非谓语前面可以省主语,如:tired but happy, I returned to the hotel. 独立主格就不可以了:she fell on the ground, her daughter crying beside her.当然了,对...