помогите сделать 10 предложени с вариантам ответа глагол to be например : They are / is friends пожалуйста зарание спасибо )

We are a good friends. She is a doctor. They are an agents. He is a very smart boy. It is cold. She is reading this. I am a pupil. They are going in the park. I am at school. Are you doing your homework?