We've just moved into a bigger house and there's a lot to do. Let's __________ it.
| A．keep up with | B．do away with |
| C．get down to | D．look forward to |
Polar bears live mostly on __________ sea ice, which they use as __________ platform for hunting seals.
| A．a; a | B．a; the |
| C．不填; a | D．the; 不填 |
—How about __________ Christmas evening party?
—I should say it was __________ success.
| A．a; a | B．The; a |
| C．a; 不填 | D．the; 不填 |
I looked under __________ bed and found __________ book I lost last week.
| A．the; a | B．the: the |
| C．不填; the | D．the; 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 |
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 |