摘要： Don’t get off the bus until it . A. will stop B. has stopped C. stopped D. had stopped 答:B.主句是祈使句.从句也常用一般现在时代替将来时.B项has stopped属于现在时态范畴.
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Don’t get off the bus until it ____.
A. has stopped B. stopped C. will stop D. shall stop
查看习题详情和答案>>Don’t get off the bus until it ____.
A. has stopped . B. stopped C. will stop D. shall stop
查看习题详情和答案>>Don’t get off the bus until it ________.
A. has stopped B. stopped C. will stop D. shall stop
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