PAGEPAGE1Unit18Beauty實力提升題組訓練(A)Ⅰ.閱讀理解(2024山東威海二模)It’shair-raisingnewsforcriminalsontherun.Scientistsbehindanewstudyhaveworkedouthowtoidentifyindividualsonlybasedontheproteins(蛋白質)inasinglestrandoftheirhair.WhilethepolicealreadylookatDNAfromhairaspartofinvestigations,thetechniqueisfarfromideal:DNAiseasilydegradable,meaningitcanonlybeanalysedwithinacertaintimeperiodafterthecrime.Butthenewtechniquecouldevenbeusedtosolvehistoricalorarchaeologicalcases,makingitfarsuperiortoDNAsequencinginmanyways.DNAdegradationdependsonseveralenvironmentalfactorsincludingtemperature,humidityandPH.Itisalsoaffectedbytheactivityofbacteriaandothermicroorganisms.Incontrast,actualhairscansurviveforalongtime—sometimescenturies.Afterbonesandteeth,hairisinfactoneofthemostresistantstructuresofthehumanbody.Inordertounderstandhowtheproteincanbeusedtoidentifyindividuals,itisimportanttounderstandthatproteinsarecodedbyDNA.Thismeansthatacertainlevelofthegeneticvariationthatweseeindifferentpeople’sDNApassesintotheirproteins.Infact,geneticinformationintheDNAistranslatedintoamino-acidchainsthatmakeupproteins.Themethodnotonlyallowsforhumanidentificationbutitcanalsorevealhowoldthesampleisandwhatregionitcomesfrom,sothatwecandistinguishbetweencurrentandancientsamples.Butwhilethediscoveryisexciting,thetechniqueisnotquitepolishedenoughtobeusedinthecourtroom.Themaintasknowwillbetoanalysehairsamplesfromallovertheworld,whichwillmakeitalotmorereliable.Thenewdiscoverywillboostthesignificanceofhairasevidenceincourts,atatimewhensomeforensic(司法鑒定的)disciplineshavebeencriticisedintheUS.Itwillalsobeofgreatuseinarchaeology.1.What’sthemainideaofthepassage?A.DNAevidenceisfarfromideal. B.Criminalsontherungethair-raisingnews.C.Scientistsareplanningatestofhumanhair. D.Humanscanbeidentifiedbyproteinsinhair.2.Whichevidenceismorereliableforthepolicetoidentifyacriminal?A.Lostteeth. B.Thefootprint. C.Personalbelongings. D.DamagedDNA.3.InwhatwayisthenewtechniquesuperiortoDNAtest?A.Servingasevidenceincourts. B.Possessinggeneticinformation.C.Inferringtheheightofaperson. D.Distinguishingtheregionofaperson.4.Whowillwelcomethediscovery?A.Criminals. B.Employers. C.Hairdressers. D.Archaeologists.語篇解讀:本文是一篇說明文。盡管大多數犯罪現場都含有人的毛發,但是細胞核DNA往往缺失,阻礙了案件的偵破。為此,法醫界也在主動開發DNA分析以外的身份識別技術。美國聯邦平安試驗室近日提出了一種方法,將毛發中的蛋白標記物與DNA分析相結合,可實現更精確的人類身份識別。答案及剖析:1.D主旨大意題。依據全文可知,探討表明,可以通過對人毛發中的蛋白質的分析來確定一個人的身份。故選D項。2.A細微環節理解題。依據第三段中Afterbonesandteeth,hairisinfactoneofthemostresistantstructuresofthehumanbody.可知,對骨骼和牙齒的分析數據最為牢靠。3.D細微環節理解題。依據第五段中Themethodnotonlyallowsforhumanidentificationbutitcanalsorevealhowoldthesampleisandwhatregionitcomesfrom,sothatwecandistinguishbetweencurrentandancientsamples.可知,這一方法不僅可以顯示個人身份,還可以顯示標本的來源地。4.D細微環節理解題。依據最終一段中Itwillalsobeofgreatuseinarchaeology.可知,這一發覺在考古學探討方面價值極高。故選D項。Ⅱ.七選五Lifegettingyoudown?Learntobounceback“Thatwhichdoesnotkillusmakesusstronger.”Nietzschesaid.Thereareanumberofwaysthatcangetusthroughtoughtimes,helpustobouncebackandmakeushappier.1.

Findsomethingyoucancontrol.2.Buttakingsmall,positivestepsinanyareaofourlifecanhavearippleeffect,enablingustomoveforwardintheproblemarea.

3.

Asaspecies,wetendtofocusonwhat’swrongratherthanwhat’sright.Butwecanbenefitalotfrompayingattentiontowhat’sgoingright.Psychologistshaveshownconsciouslyfocusingonthesegoodthingshelpstoincreaseourexperienceofpositiveemotions.Checkyourthinking.4.LeadingpsychologistMartinSeligmanfoundthatthewayweinterpretthecausesofeverydaysetbackscanhaveasignificantimpactonourabilitytocopeandourphysicalhealth.Healsoshowedwecanlearnmoreresilient(有彈性的)thinkingstyles.

Distractyourself.Whenweareimmersedinaproblem,itishardtothinkcreativelyaboutwaystodealwithit.Itoftenhelpstotaketimeoutfromthethingsyouareworryingabout.5.Notonlydoesthisgiveusabreakfromwhatwe’redoingandourworries,it’salsogreatforourminds.

A.Alwaysdosomethingthatisright.B.It’struethattherearelotsofthingswecan’tcontrol.C.Aneffectivewayoftakingtimeoutisexercise.D.Nexttimeyouarefeelingstressedorstuck,givethematry.E.Focusonwhat’sright.F.Nexttimesomethinggoeswrongforyou,pauseforamoment.G.Thewaywethinkcandestroyourownresilience.答案:1-5DBEGCⅢ.完形填空Iamagirl,butIwasborntobearebel(反叛者).Ilikegamesthatcanbe1.Someofthe2Ilike,evenboyswon’tplay!

Wrestlingis3seenasasportformen,butI4toseeifIcoulddoit.EverySaturdaymorning,Igotoutofbedearlytogoandwatchmybrother5.Frommorningtonight,Iwouldsitwatchingthe6haveallthefun.Sincethen,wrestlinghasbeenpartofmy7.Forthreeyears,I8alltheboysandbecamethebestplayerintheteam.

IfIwasina9,nearlyallthemotherstoldtheirsons:“Don’tletthatgirlbeatyou.”Mybestmemoryofwrestlingiswhenaboywalkedoff10he’dlosttoagirl.

My11matchwasatthisyear’sGirls’StateWrestlingChampionships.Iwasso12.IwassureIwouldwin.Myheartwasbeatinghardwhenthematchstarted.Icouldsee13butmyopponent(對手).Whenthefinalwhistle(哨子)blew,Ihad14byfourpoints.Thecamerasandlightsallturnedtome:Iwasthenewwrestlingchampion.Ifeltso15.Butafterafewminutesof16beingachampion,painbegantorunthroughmyknee.

BecauseIhurtmyknee,my17ofbeinganationalchampionended.Evenso,Istill18towrestlenextyearwhenIgotocollege.Ihave19thatyoucandoanythingyouwantifyouputyour20intoit.

1.A.interesting B.surprising C.dangerous D.famous2.A.sports B.events C.books D.boys3.A.usually B.ever C.rarely D.never4.A.afforded B.argued C.decided D.happened5.A.roll B.run C.fight D.practice6.A.boys B.girls C.teammates D.friends7.A.life B.way C.work D.study8.A.knocked B.hit C.beat D.injured9.A.chance B.training C.match D.sport10.A.shouting B.smiling C.laughing D.crying11.A.longest B.shortest C.worst D.best12.A.upset B.great C.pleased D.excited13.A.anything B.nothing C.everything D.something14.A.won B.lost C.led D.gained15.A.surprised B.hopeful C.happy D.nervous16.A.accepting B.suiting C.learning D.enjoying17.A.story B.plan C.goal D.dream18.A.remember B.believe C.want D.doubt19.A.noticed B.learned C.regretted D.mastered20.A.heart B.time C.foot D.joy語篇解讀:這是一篇關于一個小女孩的勵志故事。答案及剖析:1.C依據rebel這個詞,還有后文提到的摔跤,結合常識可知,摔跤是比較危急的。所以答案是C。2.A依據下一段提到的摔跤,加上“asasport”,可推斷出最合適的是A選項。3.A此句想表達的是“摔跤被看作是男人的運動”,依據選項比較,最合適的應當是“通?！薄Ｋ源鸢甘茿。

4.C“affordtodo”擔當得起某事;“argue”爭辯;“decidetodosth”確定做某事;“happentodo”碰巧做某事;依據句意可以推斷出答案是C。5.D依據此段中的“Sincethen”,上半段是造成作者愛上摔跤的緣由之一。所以,作者每周六早上去看哥哥摔跤,這是最符合邏輯的。6.A上文提到“摔跤基本是男人的運動”,再加上作者去看哥哥摔跤,所以最符合邏輯的是A。7.A閱讀下文,可見作者是很喜愛摔跤這項運動的;此句“自此以后,摔