What a pity! I ______in Hainan two more days，but something urgent needed to be dealt with back home.
| A．must have stayed |
| B．needn't have stayed |
| C．may have stayed |
| D．could have stayed |
Whether the buildings in this area should be pulled down has remained ________; people are still looking for other possible solutions.
| A．unchallenged |
| B．relevant |
| C．controversial |
| D．contradictory |
Can you tell the ________ difference between the words “require” and “request”? I sometimes get puzzled by their meanings.
| A．dramatic |
| B．regional |
| C．apparent |
| D．subtle |
“Perhaps we need to send for Dr. Smith to see what we can do about it,” Father suggested ________ to his neighbor who had come to discuss the problem.
| A．tentatively |
| B．thoughtlessly |
| C．definitely |
| D．rudely |
The furniture, with its modern style and bright colors, suits modern houses and their gardens, but looks _______ in the garden of a traditional home.
| A．out of question |
| B．out of order |
| C．out of sight |
| D．out of place |
I’m so glad you’ve come here to ________ this matter in person.
| A．lead to |
| B．see to |
| C．turn to |
| D．refer to |