The Parkers bought a new house, but_______will need a lot of work before they can move in.
| A．they | B．it | C．one | D．which |
We have every reason to believe that __________ 2008 Beijing Olympic Games will be __________ success.
| A．不填; a | B．the; 不填 | C．the; a | D．a; a |
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 |
— Hello, could I speak to Mr. Smith?— Sorry, wrong number. There isn’t __________ Mr. Smith here.
| A．不填 | B．a | C．the | D．one |