题目内容
He waited until it was dark ____ nobody could see him clearly.
| A.so that | B.in order to | C.although | D.however |
A
目的状语从句要用in order that或so that引导。
练习册系列答案
相关题目
题目内容
| A.so that | B.in order to | C.although | D.however |