Sit down, Emma. You will only make yourself more tired, on your feet. (2011 .北京 )
| A．to keep |
| B．keeping |
| C．having kept |
| D．to have kept |
.
．As is often pointed out, knowledge is a two-edged weapon which can be used_____________for good or evil.
| A．similarly | B．widely | C．equally | D．properly |
.
Heavy drinking used to be acceptable, but as drunken driving has caused so many tragedies public opinion is no longer________.
| A．accurate | B．tolerant | C．appropriate | D．reliable |
.
Government should adopt laws that would ban advertising and other types of________of tobacco products.
| A．delivery | B．spread | C．promotion | D．discount |
.
The managing director took the________ for the accident, although it was not really his fault.
| A．guilt | B．response | C．blame | D．accusation |
.
The former Olympic champion was________in the quarterfinals last night when he lost 0-2 at home.
| A．knocked off | B．knocked out | C．knocked down | D．knocked over |