The discoveries of science often are a mixed blessing. On the one hand they give

游客2025-05-08 25

问题 The discoveries of science often are a mixed blessing. On the one hand they give us valuable pesticides that enable the farmer to grow more abundant crops and on the other hand they the benefits by destroying the balance of nature.

选项 A、compromise
B、misplace
C、damage
D、counterract

答案 D

解析 (counteract中和，抵销)。句意为：科学发现往往是祸福兼有的东西，一方面它们赋予了我们很有价值的杀虫剂，让农民增产增收。另一方面，由于它们破坏了生态平衡也就抵销了为我们带来的好处。A．compromise危及；B．misplace把……放错地方；C．dam- age损害。

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The discoveries of science often are a mixed blessing. On the one hand they give

Therearestillsome______forstudentsofscienceandengineering,butthosei

Humanchoice,nottheintrinsiccontentofscience,determinestheoutcome—ands

Thediscoveriesofscienceoftenareamixedblessing.Ontheonehandtheygive

Theresearchinstitutehasrecruited25universitygraduates______inscience.A

Unfortunatelymostofthesciencefictionfilmsofthe1970swerenotmuchi

Unfortunatelymostofthesciencefictionfilmsofthe1970swerenotmuchi

EarlyexponentsofsciencefictionsuchasJulesVerneandH.G.Wellsexplored

Thewordscienceisheardsoofteninmoderntimesthatalmosteverybodyhas

Thewordscienceisheardsoofteninmoderntimesthatalmosteverybodyhas

Look,ifyouwereinterestedinscience,itwouldbelikehavingachancetorub

CableTVhasexperiencedtremendousgrowthasanadvertisingmediumbecause

关于砌体的抗压强度，下列哪一种说法不正确？（ ）A.砌体的抗压强度比其抗拉、抗

有一引水虹吸管，出口通大气（如图所示）。已知h1=1.5m，h2=3m，不计水头

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