2018年全国硕士研究生招生考试《英语一》答案及解析.pdfVIP

一、单选题

根据以下材料，回答1-20题

Trustisatrickybusiness.Ontheonehand,itsanecessarycondition1manyworthwhile

things:childcare,friendships,etc.Ontheotherhand,puttingyour2inthewrongplace

oftencarriesahigh3.

4,whydowetrustatall?Well,becauseitfeelsgood.5peopleplacetheirtrustinan

individualoraninstitution,theirbrainsreleaseoxytocin,ahormonethat6pleasurable

feelingsandtriggerstheherdinginstinctthatpromptshumansto7withoneanother.

Scientistshavefoundthatexposure8thishormoneputsusinatrusting9:InaSwiss

study,researcherssprayedoxytocinintothenosesofhalfthesubjects;thosesubjects

werereadytolendsignificantlyhigheramountsofmoneytostrangersthanweretheir10

whoinhaledsomethingelse.

11forus,wealsohaveasixthsensefordishonestythatmay12us.ACanadianstudy

foundthatchildrenasyoungas14monthscandifferentiate13acrediblepersonanda

dishonestone.Sixtytoddlerswereeach14toanadulttesterholdingaplastic

container.Thetesterwouldask,Whatsinhere?beforelookingintothecontainer,

smiling,andexclaiming,Wow!Eachsubjectwastheninvitedtolook15.Halfofthem

foundatoy;theotherhalf16thecontainerwasemptyand—realizedthetesterhad

17them.

Amongthechildrenwhohadnotbeentricked,themajoritywere18tocooperatewiththe

testerinlearninganewskill,demonstratingthattheytrustedhis

leadership.19,onlyfiveofthe30childrenpairedwiththe20testerparticipatedina

follow-upactivity.

1、第1题答案是______.

A、on

B、like

C、for

D、from

解析：

本题考查介词辨析。根据语境和句子结构，此处需要填入一个介词来连接“信任”

“许多有价值的事情”，表示信任是这些事情的“必要条件”。选项C的介词“for”表示“

对于……来说”，符合句意，因此是正确答案。其他选项不符合语境或语法要求。

根据以下材料，回答21-25题

Amongtheannoyingchallengesfacingthemiddleclassisonethatwillprobablygo

unmentionedinthenextpresidentialcampaign:Whathappenswhentherobotscomefor

theirjobs?

Dontdismissthatpossibilityentirely.About