Strangely, some people find that they can smell one type of flower but not another, while others are _____ to the smells of both flowers.
| A．sensitive | B．native |
| C．familiar | D．obvious |
“Neal, listen，” she said, looking straight at him. “I ask you not to get ________ in this kind of matter. It's none of your business.”
| A．caught | B．involved |
| C．attached | D．connected |
He ignored the neighbor's request that ________ less noise at night.
| A．he would make | B．he could make |
| C．he make | D．he made |
There are a great number of natural resources in the desert, which remain to be ________.
| A．explored | B．exploited |
| C．exploded | D．exposed |
Everything ________ into consideration, they thought the car was good enough though it was heavy on oil.
| A．to take | B．taken |
| C．to be taken | D．taking |
The man is ________ a serious nervous breakdown because he is unable to deal with pressure from daily life.
| A．in front of | B．in favor of |
| C．on behalf of | D．on the edge of |