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1.In order to increase our output, we need to import more production _______.
A. facilities B.hens C.votes D.artists
2.When a spacecraft travels, one of the major problems is reentry into the Earth’s _______.
A. surface B.atmosphere C.attitude D.bent
3.This river forms a natural _______ between China and Korea.
A. boundary B.string C.spot D.zone
4.She is already 16years old. But she _______as if she were still a little girl.
A. believes B.absorbs C.accrses D.behaves
5.We are _______ at the rapid progress Mark has made in this semester.
A. distinguished B.annoyed C.astonished D.scored
6.The doctors _______ the medicines to the people in the flood area.
A. distributed B.packed C.prayed D.undertook
7.Much of the news provided by this newspaper is _______, not foreign.
A. domestic B.strain C.purchase D.murder
8.He tried to _______relations with his former wife but he failed.
A. measure B.maintain C.shelter D.reply
9.He _______ to study harder in the future so that he could have more opportunities to find a better job.
A. resolved B.resorted C.requested D.reserved
10.The _______ work continued for more than a week but there was still no sign of the missing boy.
A. research B.rescue C.vessel D.vast
11.Many kinds of animals are believed to have _________ from the earth
A. withdrawn B.vanished C.found D.hung
12.The engineers in this lab spent several weeks _______ their plans for the new bicycle.
A. counting B.stripping C.elaborating D.casting
13.Pine trees are usually believed to _______ cold weather.
A. guard B.accomplish C.roar D.endure
14.Free medical service is _______ to nearly all the college students in China.
A. favorite B.available C.convenient D.average
15.After working for twenty hours without any rest, the doctors were _______.
A. exhausted B.mounted C.wrapped D.restored
参考答案：1.A 2.B 3.A 4.D 5.C 6.A 7.A 8.B 9.A 10.B 11.B 12.C 13.D 14.B 15.A
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