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【单选题】
一定空间中不同种生物个体的总和被称为：A.
种群
B.
群落
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举一反三
【单选题】According to the passage, all of the following contributed to deforestation EXCEPT
A.
the expansion of agriculture
B.
an increase in forest fires
C.
the use of charcoal as a fuel
D.
steamboat transportation
【简答题】What causes the deforestation and threatens the existence of Amazon forest?
【单选题】The word “deforestation” in paragraph 3 means
A.
forest damage caused by pollution
B.
moving population from forest to cities
C.
the threat of climate change
D.
cutting large areas of trees
【简答题】Deforestation
【单选题】_________ is logistics systems designed to deliver parts to a production process as they are needed, not before.
A.
Just-In-Time
B.
Agile Manufacturing
C.
Lean Production
D.
Flexible Manufacturing
【单选题】Which of the following is NOT mentioned as a cause for urban deforestation?
A.
Insect pests.
B.
Real estate development.
C.
Lack of fund.
D.
Government reshuffling.
【单选题】It's decided that the present rate of deforestation(毁林) ______to continue.
A.
will not be allowed
B.
is not allowed
C.
would not be allowed
D.
should not be allowed
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