—Would you like to go hiking with us this Sunday? —Sure, I am busy.A. untilB. whenC. unle

发布时间:2020-08-21 08:26:35

—Would you like to go hiking with us this Sunday?
—Sure,      I am busy.
A. until
B. when
C. unless
D. since

网友回答

A. until
B. when
(答案→)C. unless
D. since
解析:根据文章的意思,C符合题意。
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