11. His visit to London last spring is ______ as a great success.
A. looked into
B. looked to
C. looked over
D. looked upon
12. You will complete your project more easily if you take ______ of all the facilities here.
A. privilege
B. advantage
C. chance
D. care
13. Seventy guests had been invited to the party, but only fifty ______.
A. turned around
B. showed up
C. turned out
D. showed off
14. All we can do is to hope this chemical plant will take ______ to reduce air pollution.
A. measures
B. ways
C. positions
D. methods
15. She was just too busy yesterday, ______ she would surely have gone there with you.
A. however
B. for
C. therefore
D. otherwise
16. He found it hard to concentrate on his writing ______ so many people around.
A. when
B. during
C. because
D. with
17. When she was five, the girl’s father decided to ______ a pianist of her.
A. develop
B. build
C. make
D. do
18. ______ automobile pollution, the air quality in this city has become worse.
A. As a result of
B. In spite of
C. But for
D. As for
19. Her friends did not expect her to ______ all their suggestions.
A. turn down
B. turn over
C. take off D. take away
20. The motor isn’t ______ enough to push the car up the hill.
A. tough
B. powerful
C. strong
D. big