课件23张PPT。AnimalsUnit 3 AnimalscatbirddogIt is a bird.It is a cat .It is a dog .Hello, can you guess who am I ? I like water. I have two feet ,I can swim.duckIt is a duck. PracticeI'm a younger teacher.I’m very strong. I’m the king of the forest. Who am I?Hello, I’m a tiger.It is a tiger.Have a rest.Hello. I’m a pig.pigIt is a pig.Let's play.Loudly and lowly. It is a tiger.It is a duck.It is a pig.Good bye