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【单选题】
下列关于V带传动的使用和调整要注意的事项中,不正确的说法是( )。
A.
V带的型号和长度不能搞错。
B.
V带轮轴的中心线要保持平行且两轮槽应调整在同一平面内。
C.
V带张紧程度要合适，要有安全防护罩。
D.
新、旧带可以混合使用。
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举一反三
【单选题】The experiment is to take place
A.
in outer space.
B.
from a pyramid.
C.
on the Internet.
D.
on another planet.
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【单选题】The main point we learn from the passage is _________.
A.
willingness to experiment is the key to close friendships
B.
openness to others is important in inter-personal relationships
C.
direct offers of friendship are not easily accepted
D.
good friendships are not easily formed
查看完整题目与答案
【单选题】What is the main purpose of this passage?
A.
To point out we have greatly improved our reading methods.
B.
To explain how silent reading developed.
C.
To illustrate the advantages of silent reading over reading aloud.
D.
To criticize the mass media.
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【单选题】To our ______, the result of the experiment is much better than we expected.
A.
relief
B.
regrets
C.
disappointment
D.
sorrow
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【单选题】One of the requirements for the experiment is that the material _____ to its burning temperature．
A.
is heated
B.
will be heated
C.
be heated
D.
would be heated
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【单选题】假设某国目前的均衡国民收入为5500亿元,若政府要把国民收入提高到6000亿元,在边际消费倾向等于0.9的情况下,应增加的支出数量是( )。
A.
50亿元
B.
500亿元
C.
450亿元
D.
550亿元
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【单选题】Which of the following statements about the volunteers in the experiment is NOT true?
A.
The oldest volunteer was seventy years old.
B.
They are tested with jokes both in written and spoken form.
C.
The majority of the volunteers suffered from brain damage.
D.
Comparatively people suffered from right anterior frontal lobe damage was most humorless.
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【简答题】The experiment is c_____________ under the guidance of the teacher. 根据首字母填空
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【单选题】According to the first paragraph, the experiment is designed by Ellen Langer to show
A.
how men could rewind the body clock.
B.
how the old men traveled back to the past.
C.
how the old hotel influences people's mind.
D.
how the state of mind influences health.
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【单选题】假设某国目前的均衡国民收入为5500亿美元，若政府要把国民收入提高到6000亿美元，在边际消费倾向(MPC)为0.9的条件下，应该增加支出(    )。
A.
500亿美元    
B.
50亿美元    
C.
450亿美元    
D.
540亿美元
查看完整题目与答案
相关题目：
【单选题】The experiment is to take place
A.
in outer space.
B.
from a pyramid.
C.
on the Internet.
D.
on another planet.
查看完整题目与答案
【单选题】The main point we learn from the passage is _________.
A.
willingness to experiment is the key to close friendships
B.
openness to others is important in inter-personal relationships
C.
direct offers of friendship are not easily accepted
D.
good friendships are not easily formed
查看完整题目与答案
【单选题】What is the main purpose of this passage?
A.
To point out we have greatly improved our reading methods.
B.
To explain how silent reading developed.
C.
To illustrate the advantages of silent reading over reading aloud.
D.
To criticize the mass media.
查看完整题目与答案
【单选题】To our ______, the result of the experiment is much better than we expected.
A.
relief
B.
regrets
C.
disappointment
D.
sorrow
查看完整题目与答案
【单选题】One of the requirements for the experiment is that the material _____ to its burning temperature．
A.
is heated
B.
will be heated
C.
be heated
D.
would be heated
查看完整题目与答案
【单选题】假设某国目前的均衡国民收入为5500亿元,若政府要把国民收入提高到6000亿元,在边际消费倾向等于0.9的情况下,应增加的支出数量是( )。
A.
50亿元
B.
500亿元
C.
450亿元
D.
550亿元
查看完整题目与答案
【单选题】Which of the following statements about the volunteers in the experiment is NOT true?
A.
The oldest volunteer was seventy years old.
B.
They are tested with jokes both in written and spoken form.
C.
The majority of the volunteers suffered from brain damage.
D.
Comparatively people suffered from right anterior frontal lobe damage was most humorless.
查看完整题目与答案
【简答题】The experiment is c_____________ under the guidance of the teacher. 根据首字母填空
查看完整题目与答案
【单选题】According to the first paragraph, the experiment is designed by Ellen Langer to show
A.
how men could rewind the body clock.
B.
how the old men traveled back to the past.
C.
how the old hotel influences people's mind.
D.
how the state of mind influences health.
查看完整题目与答案
【单选题】假设某国目前的均衡国民收入为5500亿美元，若政府要把国民收入提高到6000亿美元，在边际消费倾向(MPC)为0.9的条件下，应该增加支出(    )。
A.
500亿美元    
B.
50亿美元    
C.
450亿美元    
D.
540亿美元
查看完整题目与答案