↑ 收起筛选 ↑
试题详情

My parents live in a small village. They always keep candles in the house _____ the electricity is cut off.

A. if      B. in case

C. unless   D. so that

高三英语单项填空中等难度题

少年,再来一题如何?
试题答案
试题解析
相关试题