We all ____ Yang Liwei, who is the first Chinese astronaut to take a journey to space.
| A．look down upon | B．look up to | C．put up with | D．add up to |
.Not ______ beautiful, the building is ______ now.
| A．looking, being built | B．looked, being built |
| C．being looked, building | D．looking, built |
The conference has been held to discuss the effects of tourism ______ the wildlife in the area.
| A．in | B．on | C．at | D．with |
.Wait till you are more ______. It’s better to be sure than sorry.
| A．inspired | B．satisfied | C．calm | D．certain |
.She will tell us why she feels so strongly that each of us has a role ______ in making the earth a better place to live.
| A．to have played | B．to play | C．to be played | D．to be playing |
.He suddenly saw what looked like a snake in the darkness. For an instant his heart seemed to stop ______.
| A．to beat | B．beating | C．beaten | D．being beaten |