The passage summarizes harmful effects of animal experiment. However, as animal experiment is indispensable in a number of areas

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问题 The passage summarizes harmful effects of animal experiment. However, as animal experiment is indispensable in a number of areas, it might not be stopped or replaced by other alternatives.
Indeed, in some cases, scientific advances are making animal tests

选项

答案more valuable

解析在最后一部分的第一段，叙述动物实验为什么对于基础科学的发展那么重要。

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大学英语四级

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The passage summarizes harmful effects of animal experiment. However, as animal experiment is indispensable in a number of areas

大学英语四级

Forthispart,youareallowed30minutestowriteanessaythatbeginswiththesentence"Nowadaysstudentsarebecomingincrea

A、Ithastodowiththetypeandvolumeofthebackgroundnoise.B、Ithastodowithshort-termmemoryforlisteningcomprehensi

A、Itguaranteesfederalinvestmentinschools.B、Itisauniversallawthatappliestoeveryuniversity.C、Itstopsgenderdiscr

RobertEllisSmithbelievesidentitytheftisdifficulttodetectandonecanhardlydoanythingtopreventit.Employersrequi

A、Youmightnotgetintoyourfirstchoiceuniversity.B、Somethingmightchangeatyourfirstchoiceuniversity.C、Theremaybe

A、Hewondersifhe’llhaveenoughtimetodothejob.B、Heisafraidhewon’tknowenoughtodothejobwell.C、Hefearsthatth

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