RecordingsofangrybeesareenoughtosendbigtoughAfricanelephantsrunningawayanewstudysays.Beehives(蜂窝)-eitherrecordedorreal-mayevenpreventelephantsfromdamagingfarmer'scrops.In2002scientistLucyKingandhert

　　RecordingsofangrybeesareenoughtosendbigtoughAfricanelephantsrunningawayanewstudysays.Beehives(蜂窝)-eitherrecordedorreal-mayevenpreventelephantsfromdamagingfarmer'scrops.

　　In2002scientistLucyKingandherteamfoundthatelephantsavoidcertaintreeswithbeeslivinginthem.Today LucywantstoseeifAfricanhoneybeesmightdiscourageelephantsfromeatingcrops.Butbeforesheaskedfarmertogotothetroubleofsettingupbeehivesontheirfarmssheneededtofindoutifthebeeswouldscareelephantsaway.

　　LucyfoundawildbeehiveinsideatreeinnorthernKenyaandsetuparecorder.Thenshethrewastoneintothebeehivewhichburstintolife.Lucyandherassistanthidintheircaruntiltheangrybeeshadcalmeddown.Next，LucysearchedoutelephantfamiliesinSamburuNationalReserveinnorthernKenyaandputaspeakerinaclosetoeachfamily.

　　FromadistanceLucyswitchedonthepre-recordedsoundofangrybeeswhileatthesametimerecordingtheelephantswithavideocamera.Halftheelephantgroupslefttheareawithintenseconds.Outofatotalof17groupsonlyonegroupignoredthesoundoftheangrybees.Lucyreportedthatalltheyoungelephantsimmediatelyrantotheirmotherstohideunderthem.WhenLucyPlayedthesoundofawaterfall(瀑布)insteadoftheangrybeestomanyofthesameelephantfamiliestheanimalswereundisturbed.Evenafterfourminutesmostofthegroupsstayedinoneplace.

　　Lucyisnowstudyingwhethertheelephantswillcontinuetoavoidthesoundofangrybeesafterhearingitseveraltimes.Shehasn'ttestedenoughgroupsyettoknowbutherinitial(最初的)resultswerepromisingenoughtobegintrialswithfarmers.Shehasnowbegunplacingspeakersinthefieldstoseeifelephantsarefrightenedaway.

　　小题1:Weknowfromthepassagethatelephantsmaybefrightenedof .A．loudnoisesB．somecropsC．videocamerasD．angrybees小题2:AsmentionedinthepassageLucyA．worksbyherselfinAfricaB．needstotestmoreelephantgroupsC．hasstoppedelephantseatingcropsD．hasgotfarmerstosetupbeehivesontheirfarms小题3