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

Mysisterwillbeheretomorrow,butatfirstIthoughtthatshe______today.A、wa

[originaltext]M:Hi,Joy.Isawyouatregistrationyesterday.Idroverightth

[originaltext]M:Let’slookatyourproblem:youalwaysfailthejobinterviews.

To;Roberts.hifi.co.ukFrom;Dave@electricalsupplies.comWearesorrytha

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浑浊尿加热即消失，但无气泡，提示尿中含有A.尿酸盐B.磷酸盐C.碳酸盐D.细胞E

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