1. It is difficult to ______ work as it is sometimes mixed togetherwith labor by most people
A.define
B.describe
C.decide
D.design
满分：1 分
2. Once attached to the host Program, thecomputer viruses then look for other programs to ______.
A.affect
B.effect
C.infect
D.perfect
满分：1 分
3. After he was attacked, he managed to__________ to the phone and call for help.
A.pound
B.stabber
C.turn
D.stagger
满分：1 分
4. Of even more importance, fuel cells （）only water and heat as byproducts; therefore they are much more preferable topresent fuels
A.commit
B.emit
C.omit
D.permit
满分：1 分
5. Over the past decades, sea ice in the Arctic（北极）______as a result of global warming.
A.had decreased
B.will decrease
C.has been decreasing
D.is decreasing
满分：1 分
6. Thesurvey has found that only 6% of Australians feel that their ______ in the Iraq war has made Australia safer.
A.activities
B.evolvement
C.act
D.involvement
满分：1 分
7. After a joint venture dismisses the surplus employee during thecontract term, the enterprise will give the dismissed certain （）
A.comprehension
B.composition
C.compensation
D.consultation
满分：1 分
8. A(n)______ is someone who is being considered for a position, for example someonewho is running in an election or applying for a job.
A.astronomer
B.scientist
C.candidate
D.researcher
满分：1 分
9. There are scientific satellites in__________ that measure wave heights, but too few to give reliable worldwidecoverage.
A.mark
B.orbit
C.store
D.line
满分：1 分
10. Every year we say we’ll spend less at Christmas, and every year itstill （）
A.keeps under control
B.comes to the end
C.gets out of hand
D.goes beyond reach
满分：1 分
11. He hasn't come yet. What do you consider_________to him?
A.happens
B.has happened
C.had happened
D.will happen
满分：1 分
12. ______ is known to the world，Mark Twain is agreat American writer.
A.It
B.As
C.Which
D.That
满分：1 分
13. It is required that anyone who applies for this job should ______a recent photo to the application form
A.attack
B.attach
C.attend
D.attempt
满分：1 分
14. A marine shale, once believed to be a black mud rich in organiccompounds, is a common source rock to （） oil
A.block
B.discover
C.originate
D.prevent
满分：1 分
15.
—John wants to see you today.
— Iwould rather he _______ tomorrow than today.
A.comes
B.came
C.should come
D.could come
满分：1 分
It is difficult to ______ work as it is sometimes mixed togetherwith labor by most people
A.define
B.describe
C.decide
D.design
满分：1 分
答案解析：答案为A 正确， it is difficult to define work 意思很难给工作下个定义，因为 有时候它会被大数人将劳动混为在一起.
2. Once attached to the host Program, thecomputer viruses then look for other programs to ______.
A.affect
B.effect
C.infect
D.perfect
满分：1 分
3. After he was attacked, he managed to__________ to the phone and call for help.
A.pound
B.stabber
C.turn
D.stagger
满分：1 分
4. Of even more importance, fuel cells （）only water and heat as byproducts; therefore they are much more preferable topresent fuels
A.commit
B.emit
C.omit
D.permit
满分：1 分
5. Over the past decades, sea ice in the Arctic（北极）______as a result of global warming.
A.had decreased
B.will decrease
C.has been decreasing
D.is decreasing
满分：1 分
6. Thesurvey has found that only 6% of Australians feel that their ______ in the Iraq war has made Australia safer.
A.activities
B.evolvement
C.act
D.involvement
满分：1 分
7. After a joint venture dismisses the surplus employee during thecontract term, the enterprise will give the dismissed certain （）
A.comprehension
B.composition
C.compensation
D.consultation
满分：1 分
8. A(n)______ is someone who is being considered for a position, for example someonewho is running in an election or applying for a job.
A.astronomer
B.scientist
C.candidate
D.researcher
满分：1 分
9. There are scientific satellites in__________ that measure wave heights, but too few to give reliable worldwidecoverage.
A.mark
B.orbit
C.store
D.line
满分：1 分
10. Every year we say we’ll spend less at Christmas, and every year itstill （）
A.keeps under control
B.comes to the end
C.gets out of hand
D.goes beyond reach
满分：1 分
11. He hasn't come yet. What do you consider_________to him?
A.happens
B.has happened
C.had happened
D.will happen
满分：1 分
12. ______ is known to the world，Mark Twain is agreat American writer.
A.It
B.As
C.Which
D.That
满分：1 分
13. It is required that anyone who applies for this job should ______a recent photo to the application form
A.attack
B.attach
C.attend
D.attempt
满分：1 分
14. A marine shale, once believed to be a black mud rich in organiccompounds, is a common source rock to （） oil
A.block
B.discover
C.originate
D.prevent
满分：1 分
15.
—John wants to see you today.
— Iwould rather he _______ tomorrow than today.
A.comes
B.came
C.should come
D.could come
满分：1 分
看一下这几个自由发挥的题目吧，先谢谢了