Don't forget ______ the light when you leave. A: turn off B: to turn off C: turning off D: turned off

Don’t forget ______ the light when you leave the office. A: to turn off B: turning off C: turned off D: turn off

Don’t forget to take your bag when you ______ the bus. A: get off B: take off C: turn off D: put off

It’s quite cold outside. Please（）your coat. A: don’t take off B: take off C: don’t put on

It is cold in the room. They ________ the heating. A: must have turned off B: must turn off C: can’t have turned off D: may turn off

The boy didn't catch what the teacher said because his mind ______. A: wonder off B: wondered off C: wander off D: wandered off

I want to get up early, but my alarm clock didn’t _____. A: take off B: go off C: turn off D: see off

Our plane ______ from New York at 6:00 yesterday evening. A: took off B: pat off C: flew off D: left off

Don’t put on this watch. ______ A: Take off it B: Take it off C: Put it on D: Put on it

要显示sendmail服务在2345启动级别中的状态，用指令： #--list sendmail 显示结果如下： sendmail 0:off 1:off 2:off 3:off 4:off 5:off 6:off