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___________is hard is to do good all one's life and never do anything bad.
| A．He | B．It | C．That | D．What |
As soon as his teacher begins lecturing, he begins to doze off, not intentionally but _____.
| A．personally | B．randomly | C．habitually | D．unconditionally |
The Chinese lunar New Year usually _____ two records: the world's most watched television gala show, and its busiest telecommunications network.
| A．develops | B．witnesses | C．establishes | D．launches |
Nowadays certain limit should be set on use of cars to reduce air pollution.
| A．/; the | B．a; the | C．the; / | D．the; the |
All teachers received warmest congratulations on Teachers’ Day. They felt ________.
| A．an honour that they were teachers | B．that they were teachers an honour |
| C．it an honour when they were teachers | D．it an honour that they were teachers |
A group of Chinese guests, who are the first ________ from the new agreement on tourism between China and Switzerland, were given a warm welcome in Geneva(日内瓦) last Saturday.
| A．benefited | B．benefiting | C．to be benefited | D．to benefit |