选择恰当的对话匹配图片，将序号填在对应的方框内。A.— What's in the grass? — It's a cat. It has two small ears.
B.— Is this a monkey? It has a long tail. — No, it isn't. It's a squirrel.
C.— What are they? — They' re frogs. They can swim and jump.
D.— What animals do you like? —I like dogs. They' re our friends.
