1EvaluationWarning:ThedocumentwascreatedwithSpire.Docfor.NET.第二课时预习案会说会用这些句子:Thisisa/an….Thatisa/an….探究案自主模仿例句练习造句。训练案1.读一读,并连线。thatwhatisnoyesthislook什么那是的不这看是2.想一想,在单词前加a还是an.___orange___bag____zoo___umbrella3.我会填。——What____this?——It__abox.Isthat___umbrella?—Yes,itis.