This passage chiefly discusses ______. According to the passage, what helps to explain why the population problem has come on "

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问题 This passage chiefly discusses ______.
According to the passage, what helps to explain why the population problem has come on "all of a sudden"?

选项 A、The penny which doubles itself every day for one month.
B、The time span of at least two million years in human history.
C、An illustration of the exponential growth rate given by the author.
D、The large amount of money you would luckily make after the fourth week.

答案C

解析细节题。文章第二段第一句谈到This helps explain why the population has come on "all of a sudden"，而根据上下文，this指代前文关于硬币的例子。

转载请注明原文地址:https://www.kaotiyun.com/show/hU44777K

考研英语一

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This passage chiefly discusses ______. According to the passage, what helps to explain why the population problem has come on "

考研英语一

BeingpluggedintoaniPodisafeatureofadolescence.Anewstudysuggeststhatteenswhospendtoomuchtimelisteningtomus

Socialsciencehasweighedinonthe"tigermom"debate,anditlookslikeeveryoneisright:Bothover-protectiveandlaid-back

Despitehelpingtorecordevents,photoscoulddamageourmemories.Researchersfoundpeoplewhotakepictureshave【C1】________r

Whenschoolofficialsandunionsworktogether,studentshavearealchancetocomeoutontop.Thatwasclearthisweek【C1】____

Yourcameraissnatched.Willyoueverseeita-gain?Probablynot.Butitmaysendpostcardsfromitsnewowner.The【C1】_______

Itiscommonknowledgethathealthyfoodssuchasfruitsandvegetablescontaincertainnutrientsthatpromotegoodhealth—namel

Itiscommonknowledgethathealthyfoodssuchasfruitsandvegetablescontaincertainnutrientsthatpromotegoodhealth—namel

BeautyisbigbusinessinChina.Thecountry’scosmeticsmarketisworth$26billionayear,makingitthethird-biggestinthe

TheaverageBritishpeoplegetsix-and-a-halfhours’sleepanight,accordingtotheSleepCouncil.Ithasbeenknownforsomet

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电信运营商“亲情号码”业务的推出是基于影响消费者购买决策的个人因素的研究。()

如图在△ABC中，DE∥BC，若AD：DB=1：3，DE=2，则BC等于()。

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