How can you expect him to make any progress ____ you never give him a chance to have a try?
| A．when | B．unless | C．even though | D．until |
we can avoid _________ with rest and a balanced diet.
| A．ill | B．to get ill | C．getting ill | D．be ill |
Expo 2010 Shanghai China __________ on both banks of the Huangpu River in the city of Shanghai, China, from May 1 to October 31, 2010.
| A．is being held | B．is holding | C．will hold | D．holds |
In fact, the chances of anybody ______ by a whale are rather low.
| A．being swallowed | B．swallowed | C．to be swallowed | D．having swallowed |
If we had not been ______ by the traffic jam, we would have arrived an hour earlier.
| A．held down | B．held away | C．held on | D．held up |
It’s true that he did write some excellent poems, but he is ______ known as a playwright.
| A．more | B．rather | C．better | D．much |