Mary had finished her homework the time I got home. A. untilB. by C. at D. when——青夏教育精英家教网——

题目内容

Mary had finished her homework ____ the time I got home.

A. until
B. by
C. at
D. when

试题答案

B

相关题目

Mary had finished her homework ____ the time I got home.

A. until
B. by
C. at
D. when

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