阅读短文，完成任务。

    Welcome to Mr MacDonald's farm. There is an animal house at his farm. In front of(在……的前面) the animal house, there is a vegetable garden. Behind (在……后面) the house, there is a fruit garden. The animal house has two floors. The goats are in the middle (中间) of the first floor. The pigs are next to the goats and the cows are next to the goats, too. On the second floor, there are hens and ducks. Mr MacDonald has fifteen goats, nine pigs and seven cows. He has eighty-one ducks and sixty-five hens. Mr MacDonald is busy and happy every day.