She had just finished her homework __________ her mother asked her to practice __________ the piano yesterday.
| A．when; playing | B．while; to play |
| C．after; play | D．since; played |
The population of Rui’an is ________ so rapidly as to cause concern of the whole country.
| A．expanding | B．exploring | C．extending | D．spreading |
Progress so far has been very good. ______, we are sure that the project will be completed on time.
| A．However | B．Otherwise | C．Therefore | D．Besides |
________in a famous university is what most students wish for.
| A．To educate | B．Educated | C．Being educated | D．Educating |
—Robert is indeed a wise man.
—Oh, yes. Howoften I have regretted ________ his advice!
| A．to take | B．taking | C．not to take | D．not taking |
______of the people on the Net _____ WenZhou will recover from the loan crisis(借贷危机) in time.
| A．Fourfifth；believes | B．Fourfifth；believe |
| C．Fourfifths；believe | D．Fourfifths；believes |