The conference will be put off until next week, _______ we will have made all the preparations. A. w...
2023-02-05 14:26:00 158次 20102011学年甘肃省高二下学期期末考试英语试题 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
The conference will be put off until
next week, _______ we will have made all the preparations.
A.
which B. in
which C.
when D.
on which
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