—The hall for international conferences is of great importance.
—I see, and we are sure to complete it on time.
| A．built | B．to be built | C．having been built | D．building |
Under more favourable conditions, we _____ better
| A．need have done | B．should do | C．could have done | D．might be doing |
Estuaries provide both recreation and education for human beings. They also _____ the economy through tourism and fishing.
| A．contribute to | B．adapt to | C．respond to | D．apply to |
For more than a hundred years black people had to fight ______ the rights to vote, choose where to live, study and work.
| A．to give | B．to be given | C．giving | D．being given |
We have just heard the news that the experts are_____to go to Qinghai Province to investigate the possible damage caused by the serious earthquake
| A．probable | B．possible | C．perhaps | D．likely |
This special school accepts all disabled students, _______ educational level and background.
| A．according to | B．regardless of | C．in addition to | D．in terms of |