Human beings should find a new _______ of energy.

Human beings should find a new _______ of energy. A.orient B.source C.origin D.s

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We've all heard of Thomas Edison, _______ who invented the e

We've all heard of Thomas Edison, _______ who invented the electric light and ma

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He regretted _______the decision too hastily.

He regretted _______the decision too hastily. A.make B.to make C.making D.have m

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税法规定享有法定权利、负有纳税义务的单位和个人称为(  )。

税法规定享有法定权利、负有纳税义务的单位和个人称为(  )。A.课税对象 B.征税对象 C.纳税人 D.负税人

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由于人类活动引起的环境问题是(  )

由于人类活动引起的环境问题是(  ) A.唐山大地震 B.我国江南山区的大脖子病 C.我国舟山渔场资源的减少 D.长江流域洪涝灾害

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