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【简答题】
下列说法你认为不合理的是（ ） A．使用一次性筷子，即方便又卫生，且消耗木材不多，应提倡大量使用 B．塑料像把双刃剑，它即可极大方便人们的生活，又给环境带来污染 C．甲烷是优良的气体燃料，但矿井里由于它的存在，在通风不良时，易发生爆炸 D．空气中的二氧化碳能促进植物的光合作用，但含量过高，容易造成温室效应
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皮皮学刷刷变学霸
举一反三
【单选题】The lowly are the most (intelligent); the elite are the most ignorant.
A.
可理解的
B.
可触摸的
C.
聪明的；机智的；（机器、系统等）智能的
【单选题】(2006.23)—My pen is lost and I can’t find it anywhere.—So you will have to buy__.
A.
it
B.
few
C.
one
D.
any
【简答题】Abraham Lincoln was born into poverty 200 years ago. At any other time and place, this lowly origin would have dictated his future, but in Lincoln’s case, his self-determination and force of will made...
【简答题】A．Because they are lowly paid. B．Because they are docile. C．Because they are malleable. D．Because they are highly paid.
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