China is_______vast country which is home to______amazing variety of landscapes, plants and animals.
| A．the; the | B．a; the | C．the; an | D．a; an |
Of all __________ reasons for my decision to become a university professor, my father’s advice was __________ most important one.
| A．the; a | B．不填; a | C．不填; the | D．the; the |
For him __________ stage is just __________ means of making a living.
| A．a; a | B．the; a | C． the; the | D．a; the |
According to __________ World Health Organization, health care plans are needed in all big cities to prevent __________ spread of AIDS.
| A．the; 不填 | B．the; the | C．a; a | D．不填; the |
Everywhere man has cut down __________ forests in order to grow crops, or to use __________ wood as fuel or as building material.
| A．the; the | B．the; 不填 | C．不填; the | D．不填; 不填 |
I know you don’t like __________ music very much. But what do you think of __________ music in the film we saw yesterday?
| A．不填;不填 | B．the; the | C．the; 不填 | D．不填; the |