The fire _______ before the fire-fighters arrived.
| A．has been put out | B．was put out | C．had put out | D．had been put out |
The room is too small and it is not fit __________.
| A．to be worked in |
| B．to work in |
| C．to work |
| D．to be worked |
The Prime Minister refused to comment on the rumor that he had planned to __________.
| A．discharge |
| B．dismiss |
| C．resign |
| D．resume |
I don't mind __________ the Internet as long as it is not too late.
| A．you to surf |
| B．your surfing |
| C．your surf |
| D．your to surf |
Please tell me the way you thought of __________ the garden.
| A．taking care of |
| B．to take care of |
| C．looking after |
| D．how to look after |
That is the only way we can imagine __________ the overuse of water in students' bathrooms.
| A．reducing |
| B．to reduce |
| C．reduced |
| D．reduce |