With放句首时的用法?

问题描述:

With放句首时的用法?
比如说With the prince going up,people led a heard life.
With the teacher to help us,we'll have no trouble passing the exam.
这用法请帮忙归纳一下好不?

With+宾语+doing/done/to 做状语doing表示主动,done表示被动 to do表将来Eg:With all the homework done,i went outsideWith a lot of work to do,i have no time to play with you