单选题：IthasalreadybeenproposedbyJulianRotterinthe1960sthatwewouldv

题目内容：

IthasalreadybeenproposedbyJulianRotterinthe1960sthatwewouldviewexternaleventseitherasaresultofenvironmentorsomethingunderourcontrol.

参考答案：

答案解析：

Renewablefuelsareeitherunreliableortoocostlytoreplaceconvent

Renewablefuelsareeitherunreliableortoocostlytoreplaceconventionalfuels.

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Therehavebeenlotsofwastes,especiallyinhousingprograms,asshowninthescarredurbanl

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A) In support of government action to ease the plight of the poor, President Ob

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tudents'vaguenessoftheirfutureworkispartlyduetobeingdeprivedofimaginationbyment

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