Please ________ that all lights are turned off.
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