四下Unit 4Part A Let's spell.ppt

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1、UnitFourAtthefarmALet’sspelloniongreenbeanpotatotomatocarrotMatchcomputer[ə]tiger-er-ir,-urgirlbirdnursehamburgersisterballtallwallfall[ɔː][ɜː]purpleir,ur→/ɜː/Reviewhurtgirlnursebirdi/ɜː/u/ɜː/a/ɑː/e/ə/o/?/ReviewR-Controlledwatersisitertigerdinnerbirdgir

2、lbirthnursehamburgerhurtarmcardcarfarmworldmap世界地图世界worldorworldmap地图/ɜ:/homework作业homeworkor/ɜ:/Whatabout“or”?workhomeworkworldmapLead-inworkhomeworkworldmapWordexample:Whatcanyoufindout?workhomeworkworldmapPresentationworkhomeworkworldmapor在w后通常发/ɜː/音

3、，与ir,ur同音例子：workhomeworkworldmapPresentationSpellingrule1(发音规律1)TrytospellnewwordsTrytospellnewwordshorse马horseor/:/cfork叉fork叉or/:/cTrytospellnewwordsor在单词中一般发/ɔː/音，与al同音例子：horsestoryshortSpellingrule2(发音规律2)PresentationforkfortymorningFindwordswith“or

4、”storyhorseworkBrainstorm:morewordsorstoryhorseforkfortymorningshortNewYorkhorsestoryshortPresentationReadandobserve读一读，观察规律horsestoryshortmorningforkfortymorningforkfortyfordlordforkporkbornhorncornstormformor[ɔ:]or,for,fork,porkor[ə:]wordworkwormworld

5、Sumup总结or/ɜː//ɔː/2.Read,numberandsort(分类).forkforbornhorseworldworkwordsortforkforbornhorseworldwork火眼金睛123456判断：√×1.forkhorse()2.workfor()3.bornworld()4.morningshort()5.fortyhorse()6.porkborn()7.sportsstory()8.NewYorkfor()√××√√√√√选出不同类的一个：ABC1.forkforw

6、ork()2.worldworkhorse()3.morningshortwork()4.bornfortyhomework()5.storyNewYorkworld()6.worksportsfor()cccccAGoodbye!