题目内容

What does the word "must" mean in the last paragraph？

A. Need.
B. Needy.
C. Necessary.
D. Have to.

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Which of the following statements is NOT true according to the passage？

A. The Fed is a very big, complex and significant system which comprises many local banks.
B. All the commercial banks are not the components of Federal Reserve System.
C. Board of Governors is the supreme policy-makers of Federal Reserve System.
District Reserve banks rather than Board of Governors perform. the day to day policies.

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What's the author's attitude shown in the passage？

A. Supportive to the scientists' research.
B. Opposed to the lead pollution.
C. Just descriptive of an on-going fact.
D. Positive to the prospect of the solution of lead pollution.

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Income of the Board of Governors______.

A. is borrowed from the U.S. Treasury
B. is used by the government to make various policies
C. comes from the U.S. Treasury
D. is not granted by the government

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Impressive and complex as it may appear, the rocket, which was 【C4】 in China over 800 years ago, is a relatively simple device. Fuel that is 【C5】 in the rocket engine changes 【C6】 gas. The hot and rapidly 【C7】 gas must escape, but it can do so only through an opening that 【C8】 backward. As the gas is 【C9】 with great force, it 【C10】 the rocket in the 【C11】 direction. Like the kick of a gun 【C12】 it is fired, it 【C13】 the laws of nature 【C14】 by Sir Isaac Newton when he discovered that" 【C15】 every action, there is an equal and opposite reaction."
【C1】__

A. shown
B. been
C. appeared
D. proved

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What does the word "must" mean in the last paragraph？

A. Need. B. Needy. C. Necessary. D. Have to.

Which of the following statements is NOT true according to the passage？

What's the author's attitude shown in the passage？

Income of the Board of Governors______.

A. Need.
B. Needy.
C. Necessary.
D. Have to.