小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.com小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.com必修第三册Unit1Natureinthebalance(1)1．WhentheexplorersfirstsetfootuponthecontinentofNorthAmerica，theskiesandlandswerealivewithanastonishing(adj.令人惊讶的)varietyof(各种各样的)wildlife.2．In1934，withthepassageoftheMigratoryBirdHuntingStampAct(Act)，anincreasinglyconcernednationtookfirmaction(采取坚决行动)tostopthedestructionofmigratory(迁徙的)waterfowlandthewetlandssovitaltotheirsurvival.3．Littlewonder(不足为奇)theFederalDuckStampProgramhasbeencalledoneofthemostsuccessfulconservationprogramseverinitiated.Itis/wasnowonder/surprisethat...……不足奇。为Sheiswarmhearted，soitisnosurprise/wonderthatshealwayshelpsthosewhoareintrouble.4．Askthetouristsfromaroundtheworldthatfloodinto(涌入)YellowstoneNationalParkwhattheymosthopetosee，andtheiranswerisoftenthesame:agrizzlybear.5．Grizzlybearsarere-occupyinglargeareasoftheirformerrange(n.分布区域；领地)．6．Asgrizzlybearsexpand(v.扩大)theirrangeintoplaceswheretheyhaven’tbeenseeninacenturyormore，they’reincreasinglybeingsightedby(被看到；被目击)humans.7．Obviously(adv.显而易见)，ifprecautions(预防)aren’ttaken，grizzliescanbecometroublesome，sometimeskillingfarmanimalsorwalkingthroughyardsinsearchof(寻找)food.①inone’ssearchfor找寻②searchsth/sb搜某物查/搜身searchfor＝lookfor找寻search...for...找到为……而搜查……8．Indoorplantsmightlookasif(“似乎；好像”，此处引导表语从句)theyjustsitaround(闲坐着)notdoingmuch，butinmanywaystheyaretheunsungheroesofthehome.9．Manyofthesespecies(物种)arenotideallysuitedto(适合于)growingoutsideintheUK，especiallyinthewinter.10．Therearemanybenefits(n.好处)togrowingplantsindoors.11．Thisconcerns(vt.使担忧)Quickandotherscientistsbecausebeesareessentialtofoodproduction.12．Thedecliningbeepopulationcanbecaused(v.造成；引起)byseveralfactors，including小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.com小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.comparasites(寄生物)thatharm(vt.损害；危害)orweakenthehives.13．Habitatloss，chemicals，andclimatechangearealsotoblame(betoblame对……负有责任)．14．Afterathree-yearpilotperiod(三年的试点期)，theGPNPwillbeofficiallysetup(成立)nextyear.