1 . Behind Chinese proverbs there are often interesting stories. For example, the proverb, “plucking up a crop
________ it grow”, is based on the following story.

A．helping

B．helped

C．to help

D．has helped

2 . People of all ages can participate in this kind of exercise ________ get rid of garbage, which will make their neighbourhood clean and beautiful.

A．helping

B．to help

C．helped

D．having helped

3 . ________ his restless students occupied with an indoor sport on rainy days, James Naismith created basketball.

A．To be kept

B．Kept

C．To keep

D．Keeping

4 . He spent every minute he could spare on books ________ an entrance prize to a college.

A．to win

B．won

C．winning

D．wins

5 . Leading politicians in the U.S. have sent letters to the American Academy of Arts and Sciences urging that it ________ actions that could be taken by state and local governments and universities ________ national excellence in humanities and social scientific education”.

A．to identify; maintaining	B．identifies; to maintain
C．identify; to maintain	D．will identify; maintaining

6 . 为了控制潜在的风险，学生们被要求在食堂就餐时保持安全距离。（汉译英)

7 . The little boy was in danger. The doctors and nurses are doing everything________ they can ________ him.

A．which; help

B．what ;to help

C．that; to help

D．how; help

8 . 不管多忙，他每天都要腾出一小时的时间去健身房锻炼。
No matter how busy he is, he sets aside one hour________.

9 . 为了改善环境，这个城镇禁用塑料袋。
The town is banning the usage of plastic bags ________________. (attempt n.)