Bonsoir :)
1- Is she a doctor ? No, she isn’t. She is a dentist.
2- Is she a hairdresser ? No, she isn’t. She is a nurse.
3- Are they engineers ? No, they aren’t. They are architects.
4- Is he a gardener ? No, he isn’t. He is a policeman.
5- Is he a librarian ? No, he isn’t. He is a bookseller