Please ________ that all lights are turned off.
ensure
举一反三
- All the lights before we left the office. A: has been turned off B: have turned off C: had been turned off D: had turned off
- He turned off the lights and then ____
- I forget ______ the light in the office, so the lights in the office are still on. A: turning off B: to turn off C: having turned off D: turned off
- It was very dark. So he _______ the lights as soon as he entered the room. A: turned on B: turned off C: turns on D: turns off
- The suggested plan was to ______. A: turn on all lights B: mm off all electricity for a short time C: shut off the fights in cities D: dim all lights
内容
- 0
He turned off the lights and then ______ the room. A: leaved B: B. leaves C: left
- 1
He turned off the lights and then ____ A: leaves B: left C: will leave D: is leaving
- 2
--- Look! The lights in the classroom are still on. __________ A: turning them off B: turn them off C: to turn them off D: having turned them off
- 3
It was a difficult time, but eventually things ________________ all right. A: turned on B: turned off C: turned out D: turned down
- 4
When leaving the room, a guest is __________ to make sure to have the lights and the TV turned off. A: encouraged B: encouragingly C: encouraging D: encouragement