皮皮学，免费搜题
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【单选题】
投标书是投标人的投标文件,是对招标文件提出的要求和条件作出()的文本
A.
附和
B.
否定
C.
响应
D.
实质性响应
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皮皮学刷刷变学霸
举一反三
【单选题】We can infer that current virtual reality devices ______.
A.
still need improving to create a perfect virtual world
B.
are already perfect to create a virtual world
C.
are unable to create a virtual world
D.
are harmful to users of virtual reality
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【单选题】Which of the following statements about economic models is correct?
A.
Economic models are built to mirror reality exactly.
B.
Economic models are useful, but they should not be used for the purpose of improving public policies.
C.
Because economic models omit many details, they allow us to see what is truly important.
D.
Economic models seldom incorporate equations or diagrams.
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【单选题】The book provides a concise analysis of the country’s history．
A.
clean
B.
perfect
C.
real
D.
brief
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【判断题】家长如要代办孩子婚房的装修事先应充分征求孩子的意见对吗?
A.
正确
B.
错误
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【单选题】_____________ 查看材料
A.
effect
B.
affect
C.
reflect
D.
perfect
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【单选题】Economic models
A.
are people who act out the behavior of firms and households so that economists can study this behavior.
B.
are usually detailed replications of reality.
C.
incorporate simplifying assumptions that often contradict reality, but also help economists better understand reality.
D.
are useful to researchers but not to teachers because economic models omit many details of the real-world economy.
查看完整题目与答案
【单选题】Economic models
A.
cannot be useful if they are based on false assumptions.
B.
were once thought to be useful, but that is no longer true.
C.
must incorporate all aspects of the economy if those models are to be useful.
D.
can be useful, even if they are not particularly realistic.
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【单选题】Some child ren stated that they used their unsupervised free time to perfec t their athletic skills, such as playing basketball
A.
GemmaGemma spent hours trying to perfect her technique spent hours trying to perfect her technique
B.
The treaty is far from perfect, but it is clearly the way forward.
C.
In English, the perfect is formed with "have" and the past participle of the verb.
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【单选题】In the wife’s eyes, his _____ to their marriagelife is far from perfec
A.
requirement
B.
commitment
C.
participation
D.
reflection
查看完整题目与答案
【单选题】Which of the following statements about economic models is valid?
A.
Economic models are built to mirror reality exactly.
B.
Economic models are useful, but they should not be used for the purpose of improving public policies.
C.
Because economic models omit many details, they allow us to see what is truly important.
D.
Economic models seldom incorporate equations or diagrams.
查看完整题目与答案
相关题目：
【单选题】We can infer that current virtual reality devices ______.
A.
still need improving to create a perfect virtual world
B.
are already perfect to create a virtual world
C.
are unable to create a virtual world
D.
are harmful to users of virtual reality
查看完整题目与答案
【单选题】Which of the following statements about economic models is correct?
A.
Economic models are built to mirror reality exactly.
B.
Economic models are useful, but they should not be used for the purpose of improving public policies.
C.
Because economic models omit many details, they allow us to see what is truly important.
D.
Economic models seldom incorporate equations or diagrams.
查看完整题目与答案
【单选题】The book provides a concise analysis of the country’s history．
A.
clean
B.
perfect
C.
real
D.
brief
查看完整题目与答案
【判断题】家长如要代办孩子婚房的装修事先应充分征求孩子的意见对吗?
A.
正确
B.
错误
查看完整题目与答案
【单选题】_____________ 查看材料
A.
effect
B.
affect
C.
reflect
D.
perfect
查看完整题目与答案
【单选题】Economic models
A.
are people who act out the behavior of firms and households so that economists can study this behavior.
B.
are usually detailed replications of reality.
C.
incorporate simplifying assumptions that often contradict reality, but also help economists better understand reality.
D.
are useful to researchers but not to teachers because economic models omit many details of the real-world economy.
查看完整题目与答案
【单选题】Economic models
A.
cannot be useful if they are based on false assumptions.
B.
were once thought to be useful, but that is no longer true.
C.
must incorporate all aspects of the economy if those models are to be useful.
D.
can be useful, even if they are not particularly realistic.
查看完整题目与答案
【单选题】Some child ren stated that they used their unsupervised free time to perfec t their athletic skills, such as playing basketball
A.
GemmaGemma spent hours trying to perfect her technique spent hours trying to perfect her technique
B.
The treaty is far from perfect, but it is clearly the way forward.
C.
In English, the perfect is formed with "have" and the past participle of the verb.
查看完整题目与答案
【单选题】In the wife’s eyes, his _____ to their marriagelife is far from perfec
A.
requirement
B.
commitment
C.
participation
D.
reflection
查看完整题目与答案
【单选题】Which of the following statements about economic models is valid?
A.
Economic models are built to mirror reality exactly.
B.
Economic models are useful, but they should not be used for the purpose of improving public policies.
C.
Because economic models omit many details, they allow us to see what is truly important.
D.
Economic models seldom incorporate equations or diagrams.
查看完整题目与答案