短文改错。

My father is a manger.He work in a tall building.This is he’s office.It’s a big room. There is not many furniture in the office,just a desk,a table, a cabinet or some chairs.On the desk,there is a  computer and a telephone.In the wall,there is a picture of some flower.On the cabinet ,there are some flowers also.What’s on the table?There is two cups, a pen and some paper.Is there a television in an office? No, there isn’t.There is a big window behind the desk.You can watch  many tall buildings from the window.