Were having a party.Module 5 Unit 1外研版（一起）四年级英语下册课件外研版（一起）四年级英语下册课件Lets chant. What are you doing ? I am running. What are you doing ? I am jumping. What are you doing ? We are singing. What are you doing ? We are dancing.What s Amy doing ?She is playing the piano.What s Tom doing ?He is singing .Whats Sam doing ?Sam is playing the drums.Whats he doing ?He is clapping.What are they doing ?Theyre having a party.动词原形动词原形现在分词现在分词 happen - happening sing - singing have - having play - playing clap - clappingsingingdancingplaying the drumsplaying the pianoAmyTomSamActionName