课下主题训练人与环境、人与动植物一、主题语基拓展练(一)主题词汇盘查(已会词汇，在□内打“√”；欠熟练词汇，多翻阅识记)①evolution□②ecology□③grow□④breakthrough□⑤clone□⑥endangered□⑦decline□⑧deliberately□⑨disaster□⑩extinct□⑪survival□⑫wildlife□⑬bacterium□⑭branch□⑮fibre□⑯trunk□⑰harvest□⑱parrot□⑲sow□⑳bush□(二)主题词汇训练Ⅰ.写出下列各句中加黑词的汉语意思1．Theresearchonsoilseedbanksisanimportantsubjectinplantecology.生态学2．Scientistshavemadeabreakthroughintheirtreatmentofthatdisease.突破3．Thebacteriumcangrowinthepresenceorabsenceofoxygen.细菌4．Therewereabout300milliontonsofgraininthefieldsatthestartoftheharvest.收获5．Ifyoulookatthepaperunderamicroscope,youwillseethefibres.纤维6．Richindustrialisedcountrieshavesowntheseedsofglobalwarming.播种Ⅱ.单句语法填空1．Thevillagedependsontourismforitssurvival(survive)．2．Doyoudeliberately(deliberate)avoidtheassociationofanyone?3．Theysetupmanybranches(branch)throughoutthecountry.4．Theyhaveformedanorganizationtoprotectendangered(endanger)species,suchastheTibetanantelopes.5．Anoperationisbeginningtotrytosaveaspeciesofcrocodilefromextinction(extinct)．6．Ithinkobjectionsfromthetheoryoftheevolution(evolve).二、主题语篇押题练Ⅰ.阅读理解Inspring2016,LizaGoldbergaskedscientistsatNASA'sGoddardSpaceFlightCenterifshecoulddoresearchthere.Therewasaproblem,though.Shewasjust14yearsold,andNASA'sinternship(实习)programonlyacceptsstudentsstartingatage16.DavidLagomasinoandTemilolaFatoyinboareNASAsatelliteexperts.TheysawLiza'srequest.Init,shetalkedabouthowshehadstudiedtreesinherownbackyardtolearnaboutclimatechange.ThetwoNASAscientistswereimpressed.“Thisgirlsoundsgreat，”Lagomasinorememberssaying.“Let'sbringherin.”Theymadeaspecialroleforheroutsidetheinternshipprogram.LagomasinoandFatoyinbothoughtLizacouldhelpthemusesatellitedatatomapmangroves,asmalltreethatgrowsinmuddyforestsonthecoastlinesofmanytropical(热带的)countries.Mangrovesareveryimportantastheystorehugeamountsofcarbon,whichmakesthemhelpfulforfightingglobalwarming.Theyarealsohometofishthatmillionsofpeopledependonforfood.Lessthantwoyearslater,Lizaha