you shuold ____ off your mobile phones .the meeting will start in_英语解答

you shuold ____ off your mobile phones .the meeting will start in a minute .
A.to turn B.turning C.turn D.turned

人气：463 ℃　时间：2020-09-30 04:14:06

解答

选C.turn off 关掉.
should后面加动词原形.
你应该关掉手机,因为会议一分钟后就要开始了.