—What are you looking for？
—I’m looking for the book I bought last week.
| A．which | B．whose |
| C．who | D．when |
—It’s smoggy these days. That’s terrible!
—Yes, I hope to plant trees. ______ trees, ______air pollution.
| A．The more; the fewer |
| B．the less; the more |
| C．The less; the fewer |
| D．The more; the less |
School students ________ smoke because it is against the school rules.
| A．needn’t | B．couldn’t | C．won’t | D．mustn’t |
_____ great fun it is to make a snowman in winter.
| A．What | B．What a | C．How | D．How a |
The flight to London wasbecause of the heavy snow.
| A．put up | B．put out |
| C．put off | D．put away |
Tom is weak in physics. He always feels _______ before he takes a physics test.
| A．interested | B．comfortable |
| C．nervous | D．proud |