2018-2019学年高中英语 Unit 21 Human Biology 课时跟踪练（四）Less

1EvaluationWarning:ThedocumentwascreatedwithSpire.Docfor.NET.课时跟踪练(四)Lesson2&Lesson3—LanguagePoints一、全练语言点，基稳才能楼高Ⅰ.单词拼写1．Theyoungengineerfeelsveryprivileged(荣幸的)becausehegetsamonthoffworkonfullpay.2．It'ssaidthatourexamhasbeenpostponed(延期)untilnextMonday.3．Wordsandactionsshouldhelptounite(团结)andnotdividethepeopleofourvariousnationalities.4．Thesecretaryfeltshehadbeenunfairlytreated(对待，看待)andcomplainedtoherboss.5．Hissmallsizeprohibited(禁止)hisbecomingapoliceman,whichmadehimsad.6．Ifthedangerhadbeenforeseen(预见),probablyitcouldhavebeenavoided.7．Atthenewsofhisdeath,thewholenationmourned(哀悼)forhim,whowasagreatnationalhero.8．VarietiesofprogramsintheTVstationcater(迎合)tomanydifferenttypesofinterestsandtastesamongthepublic.9．Thepublicneverhadfaith(信心)inhisabilitytohandlethejob.10．Simonhaslongbeenworkinginthefieldandisfamiliarwiththedetailsofofficeroutine(常规)．Ⅱ.单句语法填空1．Having_been_told_(tell)manytimes,hestillrepeatedthesamemistake.2．—WhenwillyouleaveforLondon?—Wehavedecidedtopostponestarting(start)thevoyage,owingtothechangeoftheweather.3．Foodhandlersareprohibitedfromsmoking(smoke)intheworkplace.4．Myroommatesalwaysleavethelightburning(burn)allnightlong.5．Withalotofthingsto_deal(deal)with,Ican'tgotothecinematonight.6．Severefactshavetoldushumansmuststopthedestructionoftheenvironmentinitstracks.7．Onlytheprivileged(privilege)fewcouldaffordtosendtheirchildrentoprivateschools.8．Sheinsistedthatshehadremainedfaithful_(faith)toherhusband.29．Thedoctortreatedherheadachewiththebestmedicine,butdidnotcureherofthedisease.10．Thebookdescribedtheadaptation(adapt)ofplantstodifferentconditions.Ⅲ.完成句子1．Ihave_faith_in_you(对你有信心)—Iknowyou'lldowell.2．Heisalwayslookingforexcusestopostpone_doing_something(拖延做某事)．3．Having_discussed_the_plan_several_times(多次讨论了这个计划之后),wedecidedtocarryitout.4．Shewentonplayingthecomputergame,leaving_the_water_running/with_thewater_running(让水流着)．5．Thehighcostofequipmentprohibits_many_people_from_taking_up(阻止许多人从事)thissport.Ⅳ.课文语法填空EpidemicsthroughouthistoryWithrecentpressreportsdrawingparallelsbetweenBirdFluandakillerepidemicinthepast,JimSmithlooks1.throughthehistoryofepidemicsforcluesabout2.whatthefuturemighthold.SinceBirdFlufirstappearedin1997,it3.has_taken(take)morethanahundredlives.Manypeoplefearitcouldbethenextglobalepidemic.Oneofthe4.earliest(early)epidemicsonrecordhappenedabout500～550AD5.whentheRomanemperoratthetimewasattemptingtorebuildtheRomanEmpire.Inthe1330's,inurbanareasalloverEurope,Asia,AfricaandtheMiddleEast,uptoonehalfofthepopulationwaslosttotheBlackDeath.AnotherepidemicthatspreadinsimilarconditionswastheGreatFluEpidemicof1918,alsocalledtheSpanishFlu.ItstruckneartheendoftheFirstWorldWarandleftfamilies6.mourning(mourn)worldwide.TheSARSepidemicbeganin2002withalungdiseaseinGuangdongProvinceandspread7.quickly(quick)afterDrLiuJianjun,the8.carrier(carry),cametoHongKongandpassedthevirustopeoplewhocarriedittoCanada,VietnamandSingapore.NoonereallyknewmuchaboutSARSasitwascompletelynew.Withalltheinternationaleffort9.being_made(make),wehavetohavefaiththattherewillbesolutionsintimetostopaBirdFluepidemicin10.its(it)tracks.Ⅴ.串点成篇微表达李明不知道他是否应该推迟(postpone)出发，因为他得了严重的感冒。因此，他立刻(straightaway)去寻求(seek)医生的建议。医生告诉他要首先清除掉(wipeout)急性传染3病(theacuteepidemic)。医生认真给他治疗(treat)，最后他被治愈了。Li_Ming_didn't_know_whether_he_should_postpone_his_departure_on_account_of_his_bad_cold.Therefore,_he_went_to_seek_advice_from_a_doctor_straight_away.The_doctor_told_him_to_wipe_out__the_acute_epidemic_first.The_doctor_treated_him_carefully_and_finally_he_was_cured.二、勤练高考题型，多练自能生巧Ⅰ.阅读理解HANGZHOU—AhumanbloodproteinhasbeenfoundtobeassociatedwiththeH7N9deathrate,accordingtoastudybyChinesemedicalscientists.Thestudy,publishedinNatureCommunicationsonMay13,showedthatbloodplasmalevelsofangiotensinⅡarehigherinH7N9patientsandcouldbeusedtopredicttheirphysicalworsening.AngiotensinⅡisahumanproteincontainedinplasma,thevascular(血管的)wall,heartandkidneytoregulatebloodpressure.Itiscloselylinkedtoseriouslunginjury.H7N9patientswithhigherlevelsofangiotensinⅡcarrymoreviralload(病毒载量),saidLiLanjuan,researcherattheChineseAcademyofEngineeringandaspecialistinH7N9prevention.“Itisparticularlyobviousinthesecondweekofhumaninfection.TheangiotensinⅡlevelofpatientsincriticalconditionkeepsgoingup,whilethatofmildcasestendstodrop，”Lisaid.Liaddedthenewfindingcouldhelpinclinicalpractice.Medicalpersonnelcouldadoptmoreeffectiveandreliabletreatmentmeasuresforpatientssufferingdifferentconditions.“ThisstudywillprovideanewperspectivetoH7N9pathology(病理)andpotentialtreatmentforfuturecases，”saidEdGerstner,executiveeditorofNatureCommunications.ThestudywasledbyresearchersoftheFirstAffiliatedHospitalofZhejiangUniversity,ChineseAcademyofMedicalSciencesandChineseCenterforDiseaseControlandPrevention.Theycollectedplasmafrom47H7N9patientsincitiesofHangzhou,ShanghaiandNanjingandanalyzedtheconnectionbetweenangiotensinⅡandviralload.H7N9wasfirstreportedinChinainMarch2013.Theviruscausesseverediseaseinhumans,includingacuteandoftenfatalbreathingfailure.语篇解读：本文是说明文。文章讲的是中国科学家发现了一种人体血浆蛋白与H7N9病4死率有关。1．Whatdoesthepassag