1 . _________________________________________（靠自己做出决定）can help to train your mind. (根据汉语意思完成句子)

2 . John never dreamed of _____ for him to be sent abroad so soon.

A．it being a chance	B．there was a chance
C．there being a chance	D．he was given a chance

3 . SARS ______quickly in April 2003 in China and you can’t imagine the difficulty the doctors had ______it

A．were spread; controlling	B．was spread; to control
C．spread; to control	D．spread; controlling

4 . Madame Curie(居里夫人) contributed all his life ______ radium(镭) so that she has earned respect from people all over the world.

A．to study	B．to studying
C．study	D．studied

5 . According to a recent U.S. survey, children spend up to 25 hours a week _______ TV.

A．watching

B．to watching

C．to watch

D．watch

6 . He used to computer games, but now he is used to       a walk after supper.

A．play, taking	B．playing, taking
C．play, take	D．playing, take

7 . ---Would you like _____ camping with me?
---- I ’d like to. But I’m busy _____ my homework.

A．to go; to do	B．to go; doing
C．going; to do	D．going; doing

8 . He devotes ________to ________.

A．himself; teaching	B．himself; teach
C．him; teaching	D．him; teach

9 . Upon _____ at the airport, we were given a warm welcome by the people there.

A．arriving	B．arrive
C．we arrived	D．arrived

10 .      from the factory forced him to leave his hometown and seek for job opportunities in other cities.

A．His dismissing	B．He being dismissed
C．He dismissed	D．His being dismissed