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The atmosphere ____ certain gases mixed together in definite proportion.

A.considering of

B.consists of

C.composes of

D.composed of

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更多“The atmosphere ____ certain ga…”相关的问题
第1题
The main topic of the passage is ______.A.composition of the atmosphereB.pressure from the

The main topic of the passage is ______.

A.composition of the atmosphere

B.pressure from the atmosphere

C.air pollution in the atmosphere

D.the relationship between the atmosphere and men

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第2题
It is pretty well understood _________ controls the flow of carbon dioxide in and out the atmosphere today.

A.when

B.what

C.that

D.how

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第3题
The (closer) one (comes) to earth, the (more denser) (the) atmosphere becomes.A.closerB.co

The (closer) one (comes) to earth, the (more denser) (the) atmosphere becomes.

A.closer

B.comes

C.more denser

D.the

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第4题
The best title for this passage would be ______.A.The Atmosphere and Our EnvironmentB.Rese

The best title for this passage would be ______.

A.The Atmosphere and Our Environment

B.Research on Radiation

C.Effects of Space Radiation

D.Importance of Protection Against Radiation

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第5题
The chimney is no longer giving ____ volumes of waste gas into the atmosphere, as prot
ective filters are used.

A、off

B、of

C、out

D、forth

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第6题
______the atmosphere around our Earth, we would not be able to live.A.Had it not been forB

______the atmosphere around our Earth, we would not be able to live.

A.Had it not been for

B.Would it not be for

C.If it has not been for

D.If it were not for

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第7题
Radio reception wasn’t very good because of a disturbance in the atmosphere; the announcer’s voice sounded very ____.

A.disputed

B.discarded

C.dismissed

D.distorted

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第8题
NASA's Mars program was set back when two spacecraft failed up reaching Mars, one _____ up in the planet's atmosphere and the other after a software failure.

A.burned; disappeared

B.burned; disappearing

C.burning; disappearing

D.burning; disappeared

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第9题
The largest part of the light energy directed towards the earth is ______.A.stored up by t

The largest part of the light energy directed towards the earth is ______.

A.stored up by the plants

B.absorbed by the earth' s atmosphere

C.stored up by the animals in the form. of body fat

D.used for electric power

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第10题
______continuously extract the crankcase atmosphere, via a pipe system, and move it past a
sensitive and accurate opacity(不透明性) measuring track.

A.The oil mist detectors

B.The smoke detectors

C.An oily water monitor

D.Oil discharge monitoring and controlling system

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第11题
Those who celebrate Halloween without knowing its origins may______.A.not understand Hallo

Those who celebrate Halloween without knowing its origins may______.

A.not understand Halloween" s true meaning

B.act as strangely as the dead and the devils

C.ruin the atmosphere of the celebrations

D.change their religious beliefs

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