1,ang eng ing ong,2,ang eng ing ong,你发现了什么?,3,ang,zhang zhuangshang shuang,4,eng,beng menggeng heng,5,ing,jing xing ming ting,6,ong,cong chongqiong xiong,7,比一比,说说每组字母有什么不同。,an angen engin ing,8,看谁拼得又快又对。,d xing bng mng xn fng fng zheng xng xing yng hu chng,9,10,11,12,13,