题目内容

______ that as both birds and mammals become larger, their metabolic rates per unit of tissue decrease, and they generally live longer.

A. The truth
B. It is true
C. If true
D. To be true

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Yet no firm evidence had come to light______ the men arrested were actually responsible.

A. which
B. as
C. what
D. that

You can take______ room you prefer.

A. to what
B. whichever
C. that
D. who

--What is that building?--______ the garden equipment it stored.

A. There's in which
B. That's where
C. The building that
D. That's the building which

______ the mass of the nucleus is slightly less than the total mass of the protons and neutrons which make up the nucleus.

A. It found that
B. It was found that
C. It was found for
D. It finds that

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