当前位置:在线题库搜索>[单选题]My parents are always warning me when I go to the concert,“Don't get off the bus ________ it is stopping.”( )的答案是什么?

问题:

[单选题]My parents are always warning me when I go to the concert,“Don't get off the bus ________ it is stopping.”( )

A、until
B、before
C、while
D、after

参考答案: C

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