—It's 10 o'clock now. I must go. —It's raining heavily outside. Don't leave ____
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题目简介
—It's 10 o'clock now. I must go. —It's raining heavily outside. Don't leave ____
题目详情
—It's raining heavily outside. Don't leave ______ it stops.
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B. until
C. when
D. because
答案