1 . My uncle got well­prepared for the job interview.He couldn’t risk the good opportunity________．

A．to lose

B．losing

C．to be lost

D．being lost

2 . If ______   in class, you will have to clean the classroom for a week as a punishment.

A．to catch to sleep	B．caught to sleep
C．catching sleeping	D．caught sleeping

3 . Several people deserve ________ for their assistance in providing information for this report.

A．being mentioned	B．mentioning
C．mentioned	D．to mention

4 . ____________ yourself with inspiring people, one thing I’ve learned from my years of work experience, is just as important as being talented or working hard.

A．Having surrounded	B．To surround
C．Surrounded	D．Surrounding

5 . I am sure your dream ______________ a scientist will ______________ some day.

A．of becoming; realize	B．to become; come about
C．of becoming; come true	D．becoming; be realized

6 . Ever since my childhood, I have dreamed about 　　　       a beautiful lake in my hometown.

A．there was	B．there being
C．there would be	D．there having

7 . ______ no attention to the difference between the two, I am sure, will be one of the worst mistakes you make.

A．Pay

B．Paying

C．Paid

D．Having paid

8 . _________, the student insisted that he should be separated from his roommates, who were noisy.

A．To avoid being affected	B．To avoid to be affected
C．Avoiding being affected	D．Avoiding to be affected

9 . I’d appreciate _________ if you would like to teach me how to use the expression once more and I always appreciate _________ me with my English in the past.

A．that; you to help	B．this; your helping
C．it; you to help	D．it; your helping

10 . Shortly after suffering from a massive earthquake and ________ to ruins, the city took on a new look.

A．reducing

B．reduced

C．being reduced

D．having reduced