问题 选择题

The policemen regretted _______ as soon as possible at the alarm.

A.not taking action

B.not to take measures

C.taking no actions

D.to take no action

答案

答案:A

考查非谓语动词。短语:后悔做了某事regret doing sth,否定式应在doing前加not,句意:警察们后悔听到警报后没有尽快采取行动。take action 采取行动,所以选A。

单项选择题
单项选择题