考研英语范文阅读（八）

《考研英语范文阅读（八）》由会员上传分享，免费在线阅读，更多相关内容在应用文档-天天文库。

1、考研英语范文阅读（八）Technically，anysubstanceotherthanfoodthataltersourbodilyormentalfunctioningisadrug.Manypeoplemistakenlybelievethetermdrugrefersonlytosomesortofmedicineoranillegalchemicaltakenbydrugaddicts.Theydon'trealizethatfamiliarsubstancessuchasalcoholandtobaccoarealsodrugs.Th

2、isisoreneutraltermsubstanceisnoanyphysiciansandpsychologists.Thephrasesubstanceabuseisoftenusedinsteadofdrugabusetomakeclearthatsubstancessuchasalcoholandtobaccocanbejustasharmfullymisusedasheroinandcocaine.　　eorning，acigaretteforthenerves.isuses？Firstofall，mostsubstancestake

3、ninexcessarkedfirstbyanincreasedtolerance，oreandmoreofthesubstancerequiredtoproducethedesiredeffect，andthenbytheappearanceofunpleasantptomsandalterperception，mood，andbehaviorareknoonlygroupedaccordingtoulants，depressants，orhallucinogens.Stimulantsinitiallyspeeduporactivatethe

4、centralnervoussystem，aryeffectonperception，distortingandalteringitinavarietyoftheGreekeaningmind-manifestation）becausetheyseemedtoradicallyalterone'sstateofconsciousness.　　59.Substancesabuse（line5，paragraph1）ispreferabletodrugabuseinthat________.　　（A）substancescanalterourbodi

5、lyormentalfunctioningifillegallyused　　（B）drugabuseisonlyrelatedtoalimitednumberofdrugtakers　　（C）alcoholandtobaccoareasfatalasheroinandcocaine　　（D）manysubstancesotherthanheroinorcocainecanalsobepoisonous　　60.Theightmean________.　　（A）ing　　（C）piercing　　（D）fashionable　　61.Physica

6、ldependenceoncertainsubstancesresultsfrom________.　　（A）uncontrolledconsumptionofthemoverlongperiodsoftime　　（B）exclusiveuseofthemforsocialpurposes　　（C）quantitativeapplicationofthemtothetreatmentofdiseases　　（D）carelessemploymentofthemforunpleasantsymptoms　　62.Fromthelastpar1234

7、5下一页［教育资源网］edu..，。agraphulantsfunctionpositivelyonthemind　　（B）hallucinogensareinthemselvesharmfultohealth　　（C）depressantsaretheonlyusedingroups　　答案及试题解析　　DAAB　　59.（D）意为：除海洛因或可卡因外，许多其他物质也是有害的。　　第一段最后一句指出，许多医生（physician）和心理学家常使用物质滥用而不是药物滥用这一概念，他们想以此说明：滥用像烟酒这样的物质与滥用海洛因和可卡因一样有害。　

8、　A意为：如果非法使用，物质可能改变我们身体或大脑的功能。第一段第一句对药物这一概念下了一个定义：从专业角度来讲，除食品以外，任何改变我