山西省太原市16高考英语二轮复习 阅读理解训练2Word文档格式.docx

山西省太原市16高考英语二轮复习 阅读理解训练2Word文档格式.docx

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　　　　　　山西太原市2016高考英语二轮阅读理解训练　　请认真阅读下列短文，从短文后各题所给的A、B、C、D四个选项中，选出最佳选项。

　　Fordecades,publichealthofficialshavepuzzledoverasurprisingfactaboutHIV:

Onlyabout10-20percentofinfantswhoarebreastfedbyinfectedmotherscatchthevirus.Testsshow,though,thatHIVisindeedpresentinbreastmilk,sothesechildrenareexposedtothevirusmultipletimesdailyforthefirstseveralmonthsoftheirlives.　　Now,agroupofscientistsanddoctorsfromDukeUniversityhasfiguredoutwhythesebabiesdon’tgetinfected.HumanbreastmilknaturallycontainsaproteincalledTenascinCthatneutralizesHIVand,inmostcases,preventsitfrombeingpassedfrommothertochild.Eventually,theysay,theproteincouldpotentiallybevaluableasanHIV-fightingtoolforbothinfantsandadultsthatareeitherHIV-positiveoratriskofcontractingtheinfection.　　Theresearch,publishedinProceedingsoftheNationalAcademyofSciences,wasinspiredbypreviousworkbyotherresearchersshowingthat,bothintissuecultures（组织培养）andlivemice,breastmilkfromHIV-negativemotherswasnaturallyendowedwithHIV-fightingproperties.Scientistssuggestedthatafewdifferentproteinsinthemilkcouldpotentiallyberesponsible,butnooneknewwhichone.　　Aspartofthestudy,theresearchersdividedbreastmilkintosmallerfractions（部分）madeupofspecificproteinsviaanumberoffilters（过滤）—separatingtheproteinsbysize,electricalchargeandothercharacteristics—andtestedwhichofthesefractions,whenaddedtoatissueculture,preventedthecellsfrombeinginfectedbyHIV.Eventually,theyfoundthatoneparticularproteinwaspresentinalltheHIV-resistantfractionsbutinnoneoftheothers:

TenascinC.　　TenascinCworksbyblockingakeyproteinonHIV’senvelopethatnormallytiesuptoareceptoronaTcell’smembranecalledCCR5.Indoingso,TenascinCpreventsHIVfrommixingwiththeTcellandinjectingitsRNAinside.　　Still,theresearcherssaythatothernaturalelementsinmilkmightplayarole　　-1-　　infightingHIVaswell.“It’sclearlynotthewholestory,becausewedohavesamplesthathavelowamountsofthisproteinbutstillhaveHIV-neutralizingactivity,”thestudy’sleadauthorPermarsays.“Soitmaybeactinginconcertwithotherantiviralandantimicrobialfactorsinthemilk.”　　Whateverthoseotherfactorsare,though,thefindingvindicates（证明?

?

的正确）recentchangestoUNguidelinesthatrecommendevenHIV-positivemothersinresource-poorcountriesshouldbreastfeed,ifthey’retakinganti-retroviraldrugstocombattheirowninfection.　　Thenextsteps,Permarsays,aredeterminingwhichareaofTenascinCisactiveandwhetheritcaneffectivelypreventtransmissioninaliveanimal.Ifitworks,itcouldpotentiallybeincorporated（合并）intoanHIVdrugwithbroaderapplications.It’sevenpossiblethatitcouldsomedaybeadaptedtoreducetheriskofHIVtransmissioninadultsaswellasinfants.63.WhatisthemainideaofParagraph1?

　　A.Thebreastmilkfromaninfectedmotherdoesn’tcontainHIVatall.　　B.It’slesslikelyforinfantsfeedingoninfectedmothers’breastmilktocatchHIV.　　C.ThepossibilitiesofinfantscatchingHIVhavenothingtodowithinfectedmothers.D.Childrenbreastfedbyinfectedmotherswon’tcatchHIVthoughexposedtoitfrequently.　　64.Whydidtheresearchersdividebreastmilkintosmallerfractions?

　　A.TofindoutTenascinC.　　　　B.Tomakeupspecificproteins.　　C.Toaddthemtoatissueculture.　　D.Totestwhatpreventscellsbeinginfected.　　65.WhichofthefollowingaboutTenascinCistrue?

A.IthasbecomeaneffectivetoolinfightingHIV.B.ItwasfirstfoundbyPermarandherresearchgroup.C.Itcanpreventtransmissioninaliveanimaleffectively.D.Itcansometimespreventmother-to-childtransmissionofHIV.　　　　-2-　　66.WhatcanweknowaboutPermarandherresearchgroupaccordingtothepassage?

A.TheyhavefoundacureforHIV.B.TheyhavehelpedchangeUNguidelines.C.TheywilldomoreresearchesonTenascinC.D.Theirfindingisbasedontheirpreviouswork.　　【参考答案】63.B　　64.D　　65.D　　66.C　　　　【2014高考英语南京市、盐城市一模】　　请认真阅读下列短文，从短文后各题所给的A、B、C、D四个选项中，选出最佳选项。

Heleantdowntothepickpocket.Theheavingandgaspinghadstopped,buthewasstillmakingashowofhisbreathlessness.　　“That’sbetter,”Mallonsaid.“Canyoustandup?

Trytostandup.Here,”hesaid,andgrippedthepickpocket’sarmandforcedhimuprightuntilhesawhisfaceforthefirsttime.Asthepickpocketlaboredforbreath,hegazedupatMallonwithhisdarkeyes.“Howcouldyou?

”theyasked.　　Mallonmighthavesaid,“Becauseyoutriedtostealfromme.”Buthewasstillconsciousoftheflushofjoyhe’dfeltwhenhisblowstruckhome—whenheknewhe’dhurttheman.Wherethatjoycamefromhecouldn’tsay,butheknewthatitsrootsweredeeperthansomeclumsyfailedtheft.　　Fatdropsofrainbegantopatterontheawning（雨篷）.　　“Howareyou?

”Mallonsaid.“Canyouwalk?

”Thepickpocketturnedawayandleantagainstthestorewindowwithbothhands,andhisheadsanklowerashisshouldersroseandfell.Agray-hairedwomaninsidethestorerappedontheglassandmadeashooingmotion.Whenthepickpocketignoredher,sherappedharderandkeptrapping.　　“Ihavetogo,”Mallonsaid.“I’msorry.”Helookedupatthesky.“I’msorry,”hesaidagain,andsteppedintotherainandwalkedquicklyupthestreet.　　OneoftheBangladeshiumbrellasellerswasworkingthecorner,andMallonhadjustpaidseveneuroswhenheheardawomanshouting.Hedidn’twanttolookback　　　　-3-　　butdid.Itwasthewomanfromtheshop,pushingandbattingthepickpocketawayfromthewindowwhilehebentdownandcoveredhisheadlikeaboxertryingtogetthroughthelastsecondsofaround.MallonslippedhiswalletbackintohisjacketpocketandtooktheumbrellathattheBangladeshihadopenedforhim.　　Thepickpocketwasoutonthesidewalknow,intherain.Thewomanstoodjustundertheawningwithherarmscrossedoverherchest.　　“Excuseme,madam,”Mallonsaid,cominguptothem.“Thismanisn’twell.Heneedstorestamoment.”　　“Iknowthesepeople,”shesaid.“OurRomansdon’twantthemhere.”Therainfellinsheets,randownthepickpocket’sshinyscalpandface,downhisleatherjacket.　　“Here,”Mallonsaid,andofferedhimtheumbrella,butheonlylookedatMallonwithhishurtdarkeyesandthenloweredhisheadagain.Mallonbumpedhimintheshoulderwiththehandleoftheumbrella.“Goon—takeit!

”hesaid.Andfinally,withabeaten,unwillinglook,thepickpocketdid.　　Andthatwaswhenhesawataxiroundthecornerwithalightglowingonitsroof.Mallonranoutwavinghisarmandthecabturnedsharplytothepavement,sendingalotofwateroverhisshoes.Heopenedthedoorbutcouldn’thelplookingback.Thepickpockethadloweredtheumbrellatothegroundupsidedownandwasleaningontheshaft,headlow,neckbaredtothesky.　　“Wait,”Mallonsaidtothedriver.Hewentbackandgrabbedthepickpocket’ssleeveandpulledhimtothecab.“Getin,”Mallonsaid,andtooktheumbrellaandpushedhimintothebackseat.Heleanedinside.“,wheredoyoulive?

”　　“NoGypsies!

”thedriversaid.Hewastwistedaround,glaringatthepickpocket.“Gypsy?

Look,he’snotwell.I’llpay,”Mallonadded.Thedrivershookhishead.“NoGypsies.Gethimout,”　　Mallonlookedatthedriver’snameplate:

MicheleKadare.“It’sthelaw,”hesaid,“Ifyoudon’ttakeus,SignorKadare,I’llreportyouandyou’llloseyourlicense.Believeme—Iamquiteserious.”　　ThedriverfastenedthosepaleeyesonMallonandturnedandputhishandson　　　　-4-　　thesteeringwheel.HeraisedhiseyestotherearviewmirrorandheandMallonexchangedstares.　　“,Mr.American,”hesaid.“Youpay.”　　67.WhatdoestheunderlinedsentenceinParagraph2indicate?

A.Mallonshouldn’thavesavedthepickpocket.B.Thepickpocketdidn’tthankMallonforhisoffer.C.ThepickpocketblamedMallonforhisfailuretosteal.D.Mallonmusthavebeatenthepickpocketbeforehelpinghim.　　68.Whereshouldthesentence“Hehesitated,thenturnedback.”beplaced?

A.Betweenparagraphs5and6.　　B.Betweenparagraphs6and7.C.Betweenparagraphs7and8.　　D.Betweenparagraphs8and9.69.Fromtheattitudesofthewomanandthedrivertowardsthepickpocket,wecanconcludethat________.　　A.theGypsieshadabadreputationinRome　　B.thepickpocketfrequentlystolearoundthewoman’sstoreC.everyonewasprotectedbythelawinRomeexcepttheGypsiesD.thepickpocketcouldn’tpurchaseanythinginthewoman’sstore70.Whichofthefollowingcanbeinferredfromthepassage?

A.Thetaxididn’ttakethepickpockettohishouseintheend.B.ThepickpocketsucceededinstealingsomethingfromMallon.　　C.ThepickpocketwasalittlesuspiciousofMallon’sintentiontohelphim.D.TheumbrellasellergaveanumbrellatoMallonfreeofcharge.　　【参考答案】67.B　　68.C　　69.A　　70.C　　　　阅读理解。

　　Psychiatrists（精神病专家）whoworkwitholderparentssaythatmaturitycanbeanassetinchildraising—olderparentsaremorethoughtful,uselessphysicaldisciplineandspendmoretimewiththeirchildren.Butraisingkidstakesmoneyand　　　　-5-