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考研英语真题英语一真题完整版答案

发布时间：2022-12-16 07:36:52 来源：文档文库

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考研英语真题英语一真题完整版答案SANY标准化小组#QS8QHH-HHGX8Q8-GNHHJ8-HHMHGN#
2015英语一真题Directions：Readthefollowingtext・Choosethebestword(sforeachnumberedblankandmarkA,B,CorDonANSWERSHEET・(10pointsThoughnotbiologicallyrelated,friendsareasrelated"asfourthcousins,sharingabout1%ofgenes・Thatis_(l_astudy,publishedfromtheUniversityofCaliforniaandYaleUniversityintheProceedingsoftheNationalAcademyofSciences,has_(2_・uThestudyisagenome-wideanalysisconducted_(3_1,932uniquesubjectsandunrelatedstrangers・Thesamewhich_(4_pairsofunrelatedfriendspeoplewereusedinboth_(5_・While1%mayseem_(6_,itisnotsotoageneticist・AsJamesFowler,professorofmedicalgeneticsatUCSanDiego,says,“Hostpeopledonoteven_(7_theirfourthcousinsbutsomehowmanagetoselectasfriendsthepeoplewho_(8_ourkin.”Thestudy_(9_foundthatthegenesforsmellweresomethingsharedinfriendsbutnotgenesforimmunity.Whythissimilarityexistsinsmellgenesisdifficulttoexplain,fornow,astheteamsuggests,itdrawsustosimilarenvironmentsbutthereismore_(ll_it・Therecouldbemanymechanismsworkingtogetherthat_(12_usinchoosinggeneticallysimilarfriends_(13_functionalKinship"ofbeingfriendswith_(14_!Oneoftheremarkablefindingsofthestudywasthesimilargenesseemtobeevo1ution_(15_thanothergenesStudyingthiscouldhelp_(16_whyhumanevolutionpickedpaceinthelast30,000years,withsocialenvironmentbeingamajor_(17_factor・Thefindingsdonotsimplyexplainpeople*s_(18_tobefriendthoseofsimilar_(19^backgrounds,saytheresearchers・ThoughallthesubjectsweredrawnfromapopulationofEuropeanextraction,carewastakento_(20_thatallsubjects,friendsandstrangers,weretakenfromthesamepopulation.1.[A]when[BJwhy[C]how[Djwhat2.[A]defended[B]concluded[C]withdrawn[D]advised3.[A]for[B]with[C]on[D]by4.[A]compared-B]sought[C]separated[D]connectedM5.[A]tests[B]s[C]samples_D]examples

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