—What happened in the hall?—I don’t know. People began to rush out ________ I re

题干

—What happened in the hall?
—I don’t know. People began to rush out ________ I realized what was happening.

A．while

B．when

C．after

D．before

上一题下一题 0.65难度单项选择更新时间:2017-05-02 05:39:03

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