2021年南昌十中高三英语月考试题及答案第一部分阅读（共两节，满分40分）第一节（共15小题；每小题2分，满分30分）阅读下列短文，从每题所给的A、B、C、D四个选项中选出最佳选项AMywifeHilaryandIwereonthebeach,withthreeofourchildren,takingpicturesofshorebirdsnearourhomeinAlaskawhenwesawabear.Thebearwasthinandsmall,movingaimlessly.Justafewminuteslater,Iheardmydaughtershouting,“Dad!Thebearisrightbehindus!"Anaggressivebearwillusuallyrushforwardtofrightenawayitsenemybutwouldsuddenlystopatthelastminute.Thisonewassilentanditsearspinnedbackthesignofananimalthatisgoinginforthekill.AnditwasacoldAprilday.Thebearbehavedabnormally,probablybecauseofhunger.Iheldmycameratripod(三脚架)inbothhandstoformabarrierasthebearrushedintome.Itshugeheadwaslevelwithmychestandshoulders,andthetripodstuckacrossitsmouth.ItbitdownandIfoundmyselfsupportingitsweight.Iknew1wouldnotbeabletoholditforlong.Evenso,thiswasafightIhadtowin:Iwasallthatstoodbetweenthebearandmyfamily,whowouldstandlittlechanceofrunningfasterthanabrownbear.Thebearhitatthecamera,cuttingitoffthetripod.Iraisedmyleftarmtoprotectmyface;thebeastheldtightlyonthetripodandpresseditintomyside.Myarmcouldnotmove,andIsensedthatmybonesweregoingtobreak.Drawingbackmyfreehand,IstruckthebearashardasIcouldforfivetosixtimes.ThebearopeneditsmouthandIgraspeditsfur,tryingtopushitaway.Iwasactuallywrestlingwiththebearatthispoint.Then,assuddenlyasithadbegun,thefightended.Thebearmovedbacktowards-theforest,beforereturningforanotherattackthefirsttimeIfeltpanic.Obviouslysatisfiedthatwecausednofurtherthreat,thebearmovedoff,destroyingafenceasitwent.Myarmwasinjured,buttheoutcomeforuscouldhardlyhavebeenbetter.I'mproudthatmyfamilyremainedclear-headedwhenpaniccouldhaveledtoaverydifferentoutcome.1.Howdidthewriterfeelwhenfacedwiththebrownbear?A.Fearfulbutconfident.B.Nervousbutbrave.C.Upsetbutdetermined.D.Awfulbuthopeful.2.ThebearfinallywentawayafteritA.gotinjuredB.feltsafeC.foundsomefoodD.tookawaythecamera3.Whatdoestheauthorwanttotellus?A.WeshouldkeepcalmwhentroublescomeB.Weshouldrisetothechallengewhenfacedwithdifficulties.C.Weshouldnotriskourselvesinsomedangerousareas.D.Weshouldlearntotakeadvantageofanythingathandwhenintrouble.BHaveyouevernoticedthatsomepeoplecaneatwhattheywantandstayinshape,whileotherscarefullywatchwhattheyeatandstillputonweight?Howannoying!However,scientistsarebeginningtobelievethatsomepeoplegettheabilitytostaythinfromtheirparents.Scientistssaythatwhensomepeopleeat,theirbodieswillnaturallystoretheexcessenergyfromfoodasfat.Thesepeoplegainweightiftheyeatmorethantheyneedeachday.Meanwhile,otherpeopleeatmorethantheyneedbuttheirbodiesareableto“burnoff”theextrafoodwithoutmakingfat,sotheyrarelyhaveweightproblems.Toshowthatthisistrue,scientistshaveexperimentedonlaboratorymice.Theygavethemiceaspecialdietwithalotoffat.Somemicegainedweightwhiletheothermicestayedthin,eventhoughbothgroupsofmiceatethesameamountoffoodandgotthesameamountofexercise.Scientistsconcludedthatweightgainseemedtobeinfluencedbygenetic(基因的)factors.Theyalsobelievetheyhavenowidentifiedthegenesthatmaycausethistendency.Thesegenes,accordingtothescientists,getpasseddownthegenerations.Armedwiththisknowledge,theybelieveitmaybepossibletodevelopmedicinesthatcantargetthegenesandstoppeoplefromgainingweight.Thestudyofweightgainisbecomingmoreimportantasthenumbersofpeoplewhoareoverweightcontinuestogrow.IntheUnitedSta...
