39. ______ has forced people, especially women, to endure a lot of pain and suffering to make themselves more beautiful?
| A．It is what | B．It is what that |
| C．What is it that | D．What it is that |
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 |