I saw some trees the leaves of _____ were black with disease.
| A．that | B．which | C．it | D．what |
It is important to have your eyes examined regularly to check for any sign of eye disease that may not have any ________.
| A．symptom |
| B．similarity |
| C．sample |
| D．shadow |
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 |