The plane was flying normally for about 15 minutes before a warning
light started blinking.
A: opened
B: happened very quickly
C: turned on
D: flashed on and off
light started blinking.
A: opened
B: happened very quickly
C: turned on
D: flashed on and off
举一反三
- He turned off the light ( ), took his bag ( ), opened the door ( ) and went out.
- What are late-airport people probably doing several minutes before the plane takes off?
- A flashing red warning light on a CRT normally indicates:
- A．happenedB．startedC．saidD．turned A: happened B: started C: said D: turned
- 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