More than one doctor _____ involved in the rescue that took place after the earthquake.
Success in life doesn’t happen ______. It’s the result of devoting your time and energy to what you’ve set out to do.
Don’t try to cheat the taxman (税务人员); you’ll never ________it.
The reason why he was late is ______ he got up too late.
While crossing the street, please ________ for the coming cars.
_______ his foot wounded so seriously, he had to give up this basketball game.