Unit 7 Its a dog.,看一看，说一说,Bowwow! Whats it?,I know, I know. Its a dog!,Yes, its a dog.,看一看，说一说,Moo, moo! Whats it?,Its a cow!,Yes, its a cow.,看一看，说一说,Squeak, squeak! Whats it?,Its a mouse!,Yes, its a mouse.,看一看，说一说,Quack, quack! Whats it?,Is it a dog?,No, its a duck.,Whats it? 它是什么？,It is a cat.,It is a dog.,It is a cow.,It is 它是 Is it . 它是么？ It is not 它不是,It is a cat.Is it a dog?It is not a dog.,比一比，记一记,Whats it? What is it?,Its a duck. It is a duck.,whats = what is its = it is,
