Up to now, large quantities of food __________ to Africa to save the starving people.
| A．has been sent | B．have been sent |
| C．are sent | D．is sent |
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 |
We’ll have our picnic in the place _____ most of us like best.
| A．where | B．which | C．who | D．as |