请帮我看看这篇短文有哪些语法错误.
My dream house
I'm a student.Even though I don't have money.I still have my dream house.My dream house is single house.It have three floors.Inside the first floor there is a big living room medium-sized dining room,a kitchen and bathroom.The second floor has three bedrooms and a bathroom.Every bedroom has a balcony.The third floor has reading room,collections and bathroom.
Outside of the house,it has a swimming pool,because I like sport is swimming.It has a garage,of course,I hope the car in the garage.And it has a very big garden,I hope to many flowers and trees in the garden.
This is my dram house.