题目内容
You can go out, _________you promise to be back before 11 o'clock.
A. as far as B. so far as C. when D. so long as
D
解析:
略
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题目内容
You can go out, _________you promise to be back before 11 o'clock.
A. as far as B. so far as C. when D. so long as
D
略