一、1.Vocabulary and Structure
0. The above discussion has______the rise of US imperialism at the expense of its competitors.
A.centered on
B.centered at
C.centered towards
D.centered for
1. If you______Mary, could you tell her I"d like to see her this weekend?
A.go into
B.run into
C.look after
D.look into
2. After he was dismissed, he had to look______another employment.
A.at
B.up
C.for
D.on
3. Hospital doctors do not go out very often as their work takes______all their time.
A.in
B.over
C.up
D.down
4. We have been considering taking a trip to Europe______.
A.at times
B.for all time
C.some time ago
D.for some time
5. While Stella was in Paris, she______a lot of French.
A.got around
B.took in
C.put away
D.picked up
6. You must wash your hands when preparing food to______passing on disease to your family.
A.worry about
B.protect against
C.pay attention to
D.guard against
7. In some parks visitors are requested to______the grass.
A.keep off
B.keep aside
C.keep out
D.keep away
8. Although they are poor, they have______up five children very well.
A.grown
B.taken
C.brought
D.pulled
9. Samuel Clemens,______Mark Twain, became a famous American writer.
A.famous for
B.similar to
C.known as
D.familiar with
10. They built a wall to______wolves______their ranch.
A.protect, from
B.keep, out of
C.limit, to
D.preserve, from
11. As there was a power cut in the hospital, the surgeon had to call______the operation.
A.on
B.off
C.out
D.for
12. Dentists will always try to save teeth rather than take them______.
A.over
B.down
C.off
D.out
13. The fact is that I cannot______this dreadful cough.
A.get around
B.get rid of
C.get down to
D.get out of
14. If he doesn"t know the word he can______in a dictionary.
A.make it out
B.look it up
C.pick it out
D.make it away