I live in a mid-sized apartment with my family.  = good sentence

It has a bathroom, a kitchen, a living room, and three bedrooms. =  good sentence

My daughters use the biggest bedroom. = good sentence

My wife and I are in another, and the last one is a study. 

> My wife and I are in another, and the last one is the study room.

My daughters’room has a bunk bed, a desk, a chair, a bookshelf, and a closet. = good sentence

There is a double bed, a closet, a television in my room. = good sentence

The study is a desk, a chair, a bookshelf, a desktop computer.

> The study room has  a desk, chair, bookshelf  and  a desktop computer. 

My old daughter always study in the study, So I study in the living room.

> My oldest daughter studies in the study room so I stay/ study in the living room.

In the living room, there is a large TV, a bookshelf, a laptop computer, a sofa. = good sentence

The living room is my resting place, so I spend a lot of time there. 

> The living room is my favorite place, so I spend a lot of time there. 

Mr. Lee,

I think your house is nice, just enough for your family. 

Thank you for sending me your composition. Please make this  a habit so I can check every sentence you make

and that we can focus on improving your speech and delivery in the class.