问题
选择题
—Will you play basketball against Class 3 tomorrow?
—Yes. _______ it snows. [ ]
A. If
B. Until
C. When
D. Unless
答案
答案：D
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—Will you play basketball against Class 3 tomorrow?
—Yes. _______ it snows. [ ]
A. If
B. Until
C. When
D. Unless
答案：D