The tour group ____ 50 students is coming to China next Monday.
| A．consisted of | B．consisting of |
| C．to consist of | D．consists of |
The thief___her purse and ran away
| A．picked |
| B．selected |
| C．snatched |
| D．elected |
He said that the film is worth___a third time
| A．to see |
| B．to be seen |
| C．being seen |
| D．seeing |
It is not___to discuss the question again and again
| A．worth |
| B．worthy |
| C．worthwhile |
| D．of worth |
Nuclear power will___our health and safety if improperly used
| A．do harm to |
| B．do good to |
| C．do wrong to |
| D．do use to |
But for the help of John,he___last night
| A．must have drowned |
| B．would have drowned |
| C．was drowned |
| D．may have drowned |