So sudden that the residents had no time to escape.A. was the earthquakeB. did the earthqu

问题补充：

So sudden that the residents had no time to escape.

A. was the earthquake

B. did the earthquake

C. the earthquake did

D. the earthquake was

答案：

(答案→)A. was the earthquake

B. did the earthquake

C. the earthquake did

D. the earthquake was

解析：考查倒装句。So+adj/adv放在句首时，后面构成部分倒装句。B选项应该改为did the earthquake

Happen;句意：地震爆发地如此突然以至于居民没有时间逃跑。