It's a serious problem. We can't decide _____ Mr Harris comes back. [ ]A. while B. since C

题目简介

It's a serious problem. We can't decide _____ Mr Harris comes back. [ ]A. while B. since C

题目详情

It's a serious problem. We can't decide _____ Mr Harris comes back.

[     ]

A. while
B. since
C. until
D. so
题型:单选题难度:中档来源:浙江省中考真题

答案

C

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