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The teacher didn't begin the class all the students . A. until; stopped to talk B. because; stopped talking C. until; stopped talking D. when; stopped to talk 【查看更多】

 

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The teacher didn't begin the class _____ all the students _____.

[     ]

A. until, stopped to talk
B. before, stopped to talk
C. when, stopped talking
D. until, stopped talking

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The teacher didn't begin the class ________ all the students ________.

[　　]

A．until, stopped to talk
B．before, stopped talking
C．while, stopped to talk
D．because, stopped talking

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