题目内容
从所给的四个选项中选择最佳答案
They have a meeting every Monday, ________ there is nothing to discuss.
[ ]
A.when B.since C.unless D.as
答案:C
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题目内容
从所给的四个选项中选择最佳答案
They have a meeting every Monday, ________ there is nothing to discuss.
[ ]
A.when B.since C.unless D.as