题目内容（请给出正确答案）

[单选题]

Scientific research shows that we spend two hours or so dreaming every night, no matt

A.must have done

B.would have done

C.may have done

D.should have done

单选题，请选择你认为正确的答案：

ABCD

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更多“Scientific research shows that…”相关的问题

第1题

该公司的科研在中国一直保持了的领先地位。

A.The company's scientific research has been in a leading position in China.

B.The company has become a national leader in China scientific research.

C.The company has been a national leader in scientific research in China.

D.The company's scientific research has become in a leading position in China.

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第2题

该公司的科研在中国一直保持了的领先地位

A.The company's scientific research has been in a leading position in China.

B.The company has become a national leader in China scientific research.

C.The company has been a national leader in scientific research in China.

D.The company's scientific research has become in a leading position in China.

点击查看答案

第3题

该公司的科研在中国一直保持了的领先地位。

A.The company's scientific research has been in a leading position in China.

B.The company has become a national leader in China scientific research.

C.The company has been a national leader in scientific research in China.

D.The company's scientific research has become in a leading position in China.

点击查看答案

第4题

该公司的科研在中国一直保持了的领先地位。

A.The company's scientific research has been in a leading position in China.

B.The company has become a national leader in China scientific research.

C.The company has been a national leader in scientific research in China.

D.The company's scientific research has become in a leading position in China.

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第5题

According to the scientific research, smoking is a major factor that _ to cancer.

A.distributes

B.contributes

C.attributes

D.relates

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第6题

The United States has been a leader in scientific research and The average attendance in the House of Lords is usually about（).

A.150

B.250

C.350

D.450

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第7题

Which part of the scientific process is observational research best suited for？

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第8题

One of the important properties of a scientific theory is its ability to ______ further re

search and further thinking about a particular topic.

A．invent

B．stimulate

C．renovate

D．advocate

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第9题

In the expression “On the other side of the coin” in Para. 3, “the coin” is used to refer

to______。

A. the misunderstanding of science

B. the scientific explanation

C. the money needed in scientific research

D. the curiosity of scientists and nonscientists

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第10题

The database was supplied by a scientific research （).

A、party

B、institute

C、people

D、society

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