新核心高职行业英语农学英语 unit 3.ppt

《新核心高职行业英语农学英语 unit 3.ppt》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、Unit3WhatIsBiologicalControl?I.FocusonthetopicII.VocabularystudyIIII.ReadingoneIV.Task-drivenpracticeV.ReadingtwoVI.WritingWhatIsBiologicalControl?IVII.DoItYourself(D.I.Y.)Part1Focusonthetopic◆Lookatthepicturesaboveandlistsomewordsorphrasesaboutthem.◆Doyoulikethesebeautifulinsects?Whyandw

2、hynot?◆Whatistheinsectdoinginthesecondpicture?◆Dosomeresearchabouttheseinsectsandtellotherstheirfeatures?Part2Vocabularystudy1.Readthesentences.Thencirclethedefinitionoftheboldfacedwords.(1)Youcandestroythebreedingsystemofthistypeofpestwithbiologicalcontrol.Biologicalcontrolis________.a.a

3、necologicalapproachtocontrolorstopthespreadofpestsordiseaseb.atooltodestroyakindofpest(2)Theresearchershavefoundatleastoneaviandiseasepathogen.Apathogencanbe________.a.anorganofanimal,humanorplantb.amicroorganismcausingdiseaseinitshost,likeanimal,humanorplant(3)Weallhaveafriendwitharetard

4、edlaugh.Retardedistodescribe________.a.happymoodb.relativelyslowinmentaloremotionalorphysicaldevelopmentPart2Vocabularystudy(4)HewasanatypicalEnglishschoolboy.Atypicaldescribessomeoneorsomethingthatis________.a.notrepresentativeofagroup,class,ortypeb.collective(5)Hehastransmittedthereport

5、tous.Transmitmeansto________.a.writeb.transfertoanother(6)Theendangeredturtlesweretranslocatedtoasafeenvironment.Translocaterefersto________.a.movefromoneplacetoanotherb.sendtosomeplacePart2Vocabularystudy(7)Theamoeba（变形虫）isaverysimpleorganism.Organismis________.a.anassociationb.smallanan

6、imalorplantseenbymicroscope(8)Thebacteriaareharmlesstohumans.Bacteriaare________.a.somekindsofpestsb.verysmallorganismscausingdisease(9)Theyfoundinvasivecancerduringaroutineexamination.Invasiveistodescribesomethingundesirablewhich________.a.growveryslowandiseasytocontrolb.spreadsveryquick

7、lyandwhichisverydifficulttostopfromspreadingPart2Vocabularystudy(10)Loudnoisewouldimpairyourhearing.a.makeworseorlesseffectiveb.makemoreusefulPart2Vocabularystudy2.Matchthewordsintheleftcolumnwiththeirdefinitionsintherightcolumn.(1)biologicalcontrolfa.非典型的(2)organis