9.The plane is about to take off. Please don’t _________________.
举一反三
- Don't smoke until the plane _____ off. A: takes B: take C: will take
- 中国大学MOOC: Our plane is about to take off. Please ___________ your electronic devices.
- 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
- It’s quite cold outside. Please（）your coat. A: don’t take off B: take off C: don’t put on
- The plane is about ______ (take) off .