The big fire lasted as long as 24 hours_爱下问搜题

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问题选择题

The big fire lasted as long as 24 hours _______ it was brought under control.[ ]

A. after

B. before

C. since

D. while

答案

答案：B

选择题

Criticized as online games are, they never fail to ______ a large number of teenagers．

A．appeal to

B．object to

C．refer to

D．turn to

填空题

“联播体”主要担负着（）。