题目内容

Greenhouse gas is the carbon dioxide produced by burning fossil fuels and accumulated in the atmosphere.

A. Y
B. N
C. NG

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In Schwartz's opinion, it is environmental forces that are the main threes to change the future of the world.

A. Y
B. N
C. NG

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Generally speaking, the advances in science and technology have benefited human beings, but some- times at the expense of serious consequences they have to face.

A. Y
B. N
C. NG

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【C8】

A. peculiar
B. positive
C. particular
D. similar

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A．It is warmer.B．It lasts longer than the other seasons.C．Man's mental abilities are a

A. It is warmer.
B. It lasts longer than the other seasons.
C. Man's mental abilities are affected by some factors in spring.
D. Spring is the beginning of a year.

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Greenhouse gas is the carbon dioxide produced by burning fossil fuels and accumulated in the atmosphere.

A. Y B. N C. NG

In Schwartz's opinion, it is environmental forces that are the main threes to change the future of the world.

Generally speaking, the advances in science and technology have benefited human beings, but some- times at the expense of serious consequences they have to face.

【C8】

A．It is warmer.B．It lasts longer than the other seasons.C．Man's mental abilities are a

A. Y
B. N
C. NG