52单词网 > 高中英语 > 高中英语题库 > I won’t call you, something unexpected happens. A. unless B. whether C. because

I won’t call you, something unexpected happens. A. unless B. whether C. because

来源:网络 时间:
I won’t call you, something unexpected happens. A. unless B. whether C. because

I won’t call you, ________ something unexpected happens.

A. unless       B. whether         C. because         D. while

试题答案

A