Помогите сделать номер 6 дам 150 баллов

1. Those men aren't doctors. Are these men doctors? Yes, they are.  2. Kate isn't a teacher. Is Kate a teacher? Yes, she is.  3. The students aren't in that classroom. Are students in that classroom? Yes, they are.  4. My friend isn't a student. Is my friend a student? Yes, he is.  5. These books aren't good. Are these books good? Yes, they are.