Use "I ,you, he, she, it, we, they"
... is a teacher.
... are a good friend.
... is a table.
... am student.
... is Mr. Robinson
... is a cat.
... is a young man.
... am fine.
...is in London.
... dre in the car.

She is a teacherThey are a good griendIt is a tableI am a studentHe is Mr.RobIt is a catHe is a young manI am fineHe/she is in LondonWe are in car