The fact of Madam Curuie’s_______ to the radiation for a long time ______ her poor health.
| A．being exposed;contributed to | B．exposed ;led to |
| C．having exposed;resulted in | D．exposing; resulted in |
_______ what would happen, none of them could find a way out.
| A．Left wondering | B．Having left wondering |
| C．Leaving to wonder | D．Having left to wonder |
Students who pass the test will be ______to the next grade, as has been announced.
| A．possessed | B．promoted | C．proposed | D．allowed |
The present financial crisis has put the world economy in a difficult____________
| A．occasion | B．case | C．background | D．situation |
. Now, the world’s focus is all on Shanghai ______ the 2010 world Expo is to be held.
| A．when | B．whose | C．where | D．that |
There____________be any difficulty in passing the oral test since you have practiced a lot in the school.
| A．mustn’t | B．shan’t | C．shouldn’t | D．needn’t |