题目内容

Reading: What do we need for life? (1)I have no doubt that we are polluting the environment beyond redemption.at is the meaning of the ‘environment’in the sentence?

A. the conditions that affect the behaviour and development
B. the natural world in which people, animals and plants live
C. the complete structure within which a user, computer or program operates
D. the totality of surrounding conditions

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Which is NOT the source of Air Pollution?

A.Waste gases from automobiles
B.Burning coal to heat homes
C.Sewage and waste water from homes and factories
D.Emissions of harmful gases from factories

Which is NOT the effect of Air Pollution?

A.Cause people to get sick
B.Kill animals and plants
C.Give off bad smells
D.Produce acid rain

Unfortunately, ___ unforeseen circumstances, this year's show has beencancelled.

A.due to
B.in case
C.a set of
D.in order to

The 1939-1945 world war involved the mass of the ___.

A.popular
B.population
C.popularity
D.pop

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