There are two rooms in the apartment, ________ serves as a kitchen.
| A．the smaller of them | B．the smallest of which |
| C．the smaller of which | D．smallest of which |
______ in the fields on a March afternoon, he could feel the warmth of spring.
| A．To walk |
| B．Walking |
| C．Walked |
| D．Having walked |
______ different kinds of pianos, the factory is sure they can satisfy people’s need.
| A．To produce |
| B．Being produce |
| C．Produced |
| D．Having produced |
______, most teenagers now listen to rock music. However, John likes classical music better.
| A．In a word |
| B．In general |
| C．In time |
| D．In total |
The city ______ by an army of 600 men was difficult to take.
| A．defending |
| B．having been defended |
| C．having defended |
| D．defended |
At the meeting they discussed three different ______ to the study of mathematics.
| A．approaches |
| B．means |
| C．methods |
| D．ways |