The conference had been held to discuss the effects of tourism ___ the wildlife in the rainforest.
| A．in | B．on | C． at |
D．with |
The students are forbidden, unless they had special passes,after 11 pm.
| A．staying out |
| B．from staying out |
| C．stay out |
| D．to stay out |
, the mountain looks like an elephant.
| A．Having seen from a distance |
| B．Having been seen from a distance |
| C．Seeing from a distance |
| D．Seen from a distance |
The Red Cross help for refugees, over two million dollars have been raised.
| A．appeals for |
| B．appeals to |
| C．has been appealing for |
| D．appealing for |
That the brain, once oxygen, dies has been proved.
| A．depriving of |
| B．deprived |
| C．being deprived |
| D．deprived of |
an important role in a new movie, Andy has a chance to become famous. (2011 .四川)
| A．Offer |
| B．Offering |
| C．Offered |
| D．To offer |