The thieves ran away as soon as the alarm _____.
A. gave off B. put off C. showed off D. went off
All the athletes competed _____ each other for gold medals in the Olympic Games.
A. against B. for C. between D. over
All his free time is _____ by charity work, but he feels it meaningful.
A. put up B. given up C. picked up D. taken up
Bill Gates is so _____ that he has given away most of his money to charity.
A. brave B. smart C. generous D. skilful
If the service is awful, a customer has the right to _____ to the manager.
A. react B. apply C. complain D. suggest
It will take a lot of time and_____ to finish the task on time.
A. power B. pressure C. struggle D. energy
