智慧职教: Please turn _____ the switch as soon as the water boils.
举一反三
- Our plane is about to take off. Please ___________ your electronic devices.A. switch on B. switch off C. turn on D. turn down A: switch on B: switch off C: turn on D: turn down
- Upon departure, please switch off / turn off the air-conditioner.
- 智慧职教: ——_____________________? ——Please tell her to call me back as soon as she is back.
- Please ______ the water when you brush your teeth. A: take down B: turn off C: take away D: turn up
- The temperature (be)________ 110 ºc, water boils and turns into steam.