The biggest oil spill happened in 1989. [br] Scientists are studying and develop

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问题 The biggest oil spill happened in 1989. [br] Scientists are studying and developing solar power, wind power, and hydroelectric______to replace oil.

选项

答案 technologies

解析在文章最后一段，作者提到了科学家们正在研究和开发太阳能、风能以及水电来替代石油。

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The biggest oil spill happened in 1989. [br] Scientists are studying and develop

Supposeyouarestudyingatauniversitywhichoffersscholarshipstothosestud

Almostallcompaniestryingtodevelopnewproductsandcreatenewjobshaveto

Thankstothegreatachievementsmadeinthedevelopmentofscienceandtech

Thebiggestoilspillhappenedin1989.[br]Scientistsarestudyinganddevelop

Thebiggestoilspillhappenedin1989.[br]Fromtheauthor’spointofview,th

Thebiggestoilspillhappenedin1989.[br]Thepollutioncausedbyoilspills

Thebiggestoilspillhappenedin1989.[br]Theauthorsuggestsdrivingincar

Scientiststhinkthemoralists’warningis______.[br]Whatthegovernmentcan

Scientiststhinkthemoralists’warningis______.[br]Themainideainthesec

(尽管极好的演技)____________andwell-developedplotthethree-hourmoviecouldnothol

[A]holiday[B]June[C]century[D]Monday[E]Tuesday[F]July[G]noonG根据句意“中午12

[A]mysterious[I]moment[B]collaboration[J]scramble[C]bound[K]contes

PassageThree[br]WhatdoesMazzelameanbysaying"thetippingpointwillbeb

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