2023学年完整公开课版2Unit4CreatureslargeandsmallReadingPeriod1

Unit4creatureslargeandsmallFriendorEnemy?ReadingWhatarethey?mantisdragon-flygrasshoppercockroachscorpionspiderWhatarethey?AninsectantennawebsilkUseadjectivestodescribespidersMyviewonspidersisthattheyare_______________.Skimming1.WhatistheFriendorEnemymentionedinthetitle?2.Whosefriendisit?3.Andwhoseenemy?AspiderIt’safriendofhumans.It’sanenemyofinsects.Matchthemainideaswiththerelevant

paragraphsP1-5usesofspidersilkP6-10usesofspidersonpestcontrolP11-14usesofspiderpoisonP15-17introductionofthetopiccone-shapedstrawtentshelterssurvivePestControlseasonsspidersfarmersautumn/Build_________forspiders,whichlooklike_____-shapedtents.Madeof_________winter_________thewinter/springEmerge________and_______whileinsectsarereadytoattackfarmers’_____.Filltheirempty_________.Theirfieldsare____________.Farmersare____________.Theexpenditureon____________isnil.sheltersconestrawsurvivehealthyhungrycropsstomachsprotectedhappyinsecticideinsectsfarmersspiderscrops---expenditure---insecticideAttact---eatenbysurvive---shelters---emerge---fillThepropertiesofspidersilkstrongerthansteellighterthanafeatheraselasticasarubberbandUsesofspidersilkspacecraftartificialorgansbullet-proofvestUsesofspiderpoisontreatbraindisordersSummarySpidersarenot_________.They_________winterbylivingin_________builtbyfarmers.Inspring,theyeat________thatattackfarmers’________.Theymakewebswith__________,whichis________,________and_________.Scientistsplantousespidersilkin__________,etc.Theirpoisoncanbeusedtotreat________________.Therefore,spidersare_________ofinsectsand_________ofhumans.insectssurvivesheltersinsectscropssilkstronglightelasticspacecraftbraindisordersenemiesfriendsWeshouldtrytounderstandthingsinnatureandnotdestroythem.Aconversationbetween

aspiderandyouSpidersare(adj.)buildshelters---survive---emerge---fillprotect---expenditure---insecticideusesofspiders