题目内容
We have to delay the party till next week, ____we will not have something important to do.
A. when B. which C. at which D that
A
解析:
先行词next week,指时间,故用关系词when。
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题目内容
We have to delay the party till next week, ____we will not have something important to do.
A. when B. which C. at which D that
A
先行词next week,指时间,故用关系词when。