剑桥版三年级下英语Unit 1 Pets 1Unit1Pets.rabbitOnemousetwomicetwodogsafrogafishtwofishabirdacatHaveyougotaPet?Yes,Ihave.Whathaveyougot?Adog.HaveyougotaPet?Yes,Ihave.Whathaveyougot?Acat.Howmanycanyousee?frogsOnefrog.rabbitsSixhamsters.Threerabbits.hamstersdogsfivedogs.Sixbudgies.Howmanybudgi...