____in the leg made it impossible for him to walk home.
| A．Injured | B．Being injured | C．To be injured | D．Having injured |
—Are there any CDs of Adele left in the store?
一There are only a few，___________．
| A．if ever | B．if any |
| C．if some | D．if not |
Millions of people around the world suffer from a painful addiction to biting their nails，which can be harder________than smoking cigarettes．
| A．to be quitted | B．to quit |
| C．to have quitted | D．to quitting |
_______most kids still love burgers，chicken wings and pizza，there are a lots of other foods that are to kids' taste．
| A．While | B．Since |
| C．Before | D．In case |
Ancient China was a country________culture influenced other countries in Asia for centuries．
| A．who | B．which | C．whose | D．Where |
一Julia，you look upset．What's up？
—The computer_______break down at this busy hour．I have lots of typing to do．
| A．should | B．can | C．may | D．must |