英语高考阅读理解 Unit 2 CloningVIP免费

Unit2CloningⅠ.阅读理解(2017·阳高县一中月考)Amongallthefastgrowingscienceandtechnology,theresearchofhumangenes,orbiologicalengineeringaspeoplecallit,isdrawingmoreandmoreattentionnow.Sometimesitisahottopicdiscussedbypeople.Thegreatestthingthatgenetechnologycandoistocureseriousdiseasesthatdoctorsatpresentcanalmostdonothingwith,suchascancerandheartdisease.Everyyear,millionsofpeoplearemurderedbythesetwokillers.Andtodate,doctorshavenotfoundaneffectivewaytocurethem.Butifthegenetechnologyisapplied,notonlythesetwodiseasescanbecuredcompletely,bringinghappinessandmorelivingdaystothepatients,butalsothegreatamountofmoneypeoplespendoncuringtheirdiseasescanbesaved,thereforeitbenefitstheeconomyaswell.Inaddition,humanlifespan(寿命)canbeprolonged.Genetechnologycanhelppeopletogivebirthtomorehealthyandcleverchildren.Somefamilies,withtheEnglishimperial(皇家的)familybeingagoodexample,havehereditarydiseases.Thismeanstheirchildrenwillforsurehavethefamilydisease,whichisagreattroubleforthesefamilies.Inthepast,doctorscoulddonothingabouthereditarydiseases.Butgenetechnologycansolvethisproblemperfectly.Thescientistjustneedtofindthewronggeneandcorrectit,andahealthychildwillbeborn.Somepeopleareworryingthatthegeneresearchcanbeusedtomanufacturehumanbeingsinlargequantities.Inthepastfewyears,scientistshavesucceededincloningasheep,thereforethesepeoplepredictthathumanbabieswouldsoonbecloned.ButIbelieveclonedbabieswillnotcomeoutinlargequantities,formostcouplesintheworldcanhavebabiesinaverynormalway.Ofcourse,thegovernmentsmusttakecaretocontrolgenetechnology.1．Whatdoes“them”inthesecondparagraphreferto?A．Peoplewithcancerorheartdisease.B．Millionsofpeoplewithseriousdiseases.C．Somediseasesdoctorscandonothingwith.D．Thetwoillnessesofcancerandheartdisease.2．Whatcangenetechnologydoaccordingtoparagraphthree?A．ItcanhelptheEnglishimperialfamilyout.B．Itcanbeusedtoclonehumanbabies.C．Itcanhelppeopletogivebirthofababy.D．Itislikelytotreathereditarydiseases.3．Whatarepeopleworriedaboutaccordingtothepassage?A．Humanbabiesmaybeclonedinalargescale.B．Healthyhumanbabieswillsoonbecloned.C．Scientistsmaywellfindthewronggenes.D．Thegovernmentmaynotcontrolgenetechs.4．Thispassageismainlywrittento________.A．showgenetechnologywillbenefitpeopleB．showgenetechnologywilldoharmaswellC．tellthatgenetechnologyisahottopicD．tellthatgenetechnologyisgrowingfast答案与解析基因技术可以帮助生产出更健康更聪明的孩子，可以有助于治愈家庭的遗传病，这表明基因技术将会有益于人类。1．D推理判断题。根据文中第二段中Thegreatestthingthatgenetechnologycandoistocureseriousdiseasesthatdoctorsatpresentcanalmostdonothingwith,suchascancerandheartdisease.Everyyear,millionsofpeoplearemurderedbythesetwokillers.Andtodate,doctorshavenotfoundaneffectivewaytocurethem.现在医生还没有找到方法治愈癌症和心脏疾病。所以选D。2．D推理判断题。根据文中第三段中Inthepast,doctorscoulddonothingabouthereditarydiseases.Butgenetechnologycansolvethisproblemperfectly.可知，基因技术可以治愈遗传疾病。所以选D。3．A细节理解题。根据文章中最后一段中thereforethesepeoplepredictthathumanbabieswouldsoonbecloned.可知，人们担心人类的宝宝将会被克隆。所以选A。4．A主旨大意题。这篇文章主要讲了基因技术将会对人类有益。所以选A。Ⅱ.完形填空(2017·河南省部分重点中学联考)Formuchoftheearliesthistoryofourspecies,homemayhavebeennothingmorethanasmallfireandthelightitcastonafewfamiliarfaces.Butwhateverelse_...