题目内容
【题目】The students can’t go home________they finish cleaning the classroom,for it’s their duty.
A. when
B. since
C. if
D. until
【答案】D
【解析】本题考查连词的用法。根据not…until的固定搭配可知答案为D。
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题目内容
【题目】The students can’t go home________they finish cleaning the classroom,for it’s their duty.
A. when
B. since
C. if
D. until
【答案】D
【解析】本题考查连词的用法。根据not…until的固定搭配可知答案为D。