Lesson 3 Is that a pig? Lets talk、Lets learn,小 学 英 语 科 普 版 第 二 册,Lesson3,How nice on a ship! Wow! so many animals. Is that a big pig? No,it isnt a pig.Its an elephant. Look ! Is that a frog? A frog? Where? There! No,its not a frog . Its a fish. oh,sorry,bear,a bear,Is this a bear? -Yes, it is,Is this a bear? -No, it isnt,elephant,an,Is this/that an elephant? -Yes, it is./ No, it isnt,a rabbit,Is this/that a rabbit? -Yes, it is./ No, it isnt,rabbit,a,Is this/that a tiger? -Yes, it is./ No, it isn