1、(四下PEP)Unit6ShoppingALet’stalk一、学习内容(Teachingcontents)A:Can I help you ?B:Yes.These shoes are nice.Can I try them on?Size6,please.A:Of course. Here you are.C:John,are they OK?B:No.They’re too small.C:Hmm.OK.Let's try Size 7.8B:They are just right!C:Good!二、教学目标(Teachi