问题描述：
请英语高手帮小弟解决下这道题.
He left quietly in order not to wake anyone up.
=He left quietly ___ ___ ___ he didn't wake anyone up.
He left quietly in order not to wake anyone up.
=He left quietly ___ ___ ___ he didn't wake anyone up.
问题解答：
我来补答展开全文阅读