I''m surprised that he ____ to help me when I needed his help .
| A．should refuse | B．would have refused |
| C．should have refused | D．may have refused |
We’re living in a society_______exchanging presents is an important part in communication.
| A．which | B．when | C．why | D．where |
The survey __________ our school last month shows that about 2 percent of the students are addicted to Internet games.
| A．conducted | B．having been conducted | C．conducting | D．to be conducted |
Used to TV show, where everything is quick and entertaining, many people do not have the _______ to read a book that requires thinking.
| A．freedom | B．patience | C．wisdom | D．courage |
Obama and his officials are trying to ______ the serious problems from the financial crisis.
| A．end up | B．cut off | C．cope with | D．step up |
The employee must have been dismissed by the employer last month, ____ he?
| A．haven't | B．hasn't | C．didn't | D．wasn't |