A vast area north of the Yangtze River ______by the first heavy snow of the new year，causing difficulties to the post-festival road transport.
| A．were affected | B．was affected |
| C．had affected | D．has affected |
That shop mainly________agricultural products.
| A．trades |
| B．trades for |
| C．trades in |
| D．trades with |
The garden is________with the sweet of flowers.
| A．full |
| B．heavy |
| C．busy |
| D．pleased |
A child who lives in a boring environment will develop his intelligence less than one who lives in rich and varied________.
| A．places of interest |
| B．surroundings |
| C．surrounding |
| D．customs |
The policemen soon came to the________where the accident happened.
| A．place |
| B．spot |
| C．situation |
| D．location |
They are________to use chemical fertilizers in the field by law.
| A．forbidden |
| B．forbidding |
| C．being forbidden |
| D．forbid |