Today is Saturday, many children back home, including my best friend, but I didn't return because there are many homework assignments must be completed, which means I have to stay at the the Tower alone.
Today is Saturday. Many children at home, including a close friend of mine, but I did not go back home because there are many things to be done, that means I have to stay the tower alone.
Today is Saturday. The children go home as well as my best friend, but I don"t go because I have many homework actively to finish that means I have to be at the tower alone.