情景对话。(把选项序号填在横线上。)(24分) Amy:Hello!This is Amy. Kate:(1)________________ What are you doing? Amy:I'm reading books. Kate:(2)________________ Amy:(3)________________ Kate:Oh,good.Can you play in the snow? Amy:(4)________________ Kate:Oh,I want to play with you. Amy:OK!Bye! Kate:Bye!