Unit 4 Where’s my schoolbagР?РSection A 1a-1cРRevision(复习)РStep 1-1.Revision . What’s this?РStep 1-2.Revision . What are these?РWhere’s Jerry?РIt’s in the box.РIt's Jerry.Рwhere’s = where isРPresentation:РWhere’s Jerry?РIt’s on the box.РWhere’s Jerry?РIt’s under the box.РinРonРunderРWhere is Jerry?РWhere’sРthe baseball?Рthe table.РonРIt’sРWhere’sРthe schoolbag?Рthe table.РunderРIt’s
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