单选题:First designated in 1970, Earth Day has become an annual int

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题目内容:
First designated in 1970, Earth Day has become an annual international event __________concerns about environmental issues such as pollution. A.dedicated to raising
B.dedicated raising
C.dedicates to raise
D.that dedicates to raising

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Most dead bodies in Athens are dug up after three years to

Most dead bodies in Athens are dug up after three years toA.solve the problem of

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(本题满分l0分)一批零件中有10个合格品,3个次品,安装机器时,从这批零件中任取一个,取到合格品才能安装。若取出的是次

(本题满分l0分)一批零件中有10个合格品,3个次品,安装机器时,从这批零件中任取一个,取到合格品才能安装。若取出的是次品,则不再放回,求在取得合格品前已取出的

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诗中所谓的“真意”指的什么?

诗中所谓的“真意”指的什么?

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从“所有的植物都是需要阳光的”推出“有些需要阳光的东西是植物”,是利用(  )得出的结论。A.换质法 B.换位法 C.换质位法 D.引导法

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