No 5 Do you like this animal ? It is big.It has two short horns(角),two big eyes ,four legs ,one big mouth and a short tail. The body of it is white and black. It lives（居住）in a room. It only eats a lot of grass（草）and drink some water,but it can give a kind of (一种)valuable(有价值的) thing for us to drink.The drink is white .We like to drink it and eat one egg ,some bread or buns（馒头） for breakfast .We also like to drink it before going to bed. It can make（让）us have a good sleep and keep us healthy（让我们保持健康）.What is it ?---It's a cow.