VI:
1)Those men are not doctors. Are those men doctors? No, they are not/Yes, they are.
2)Kate is not a teacher. Is Kat a teacher? No, she is not/Yes, she is.
3)The students are not in that room. Are the students in that room? No, they are not/Yes, they are.
4)My friend is not a student. Is my friend a student? No, he is not/Yes, he is.
5)These books are not good. Are these books good? No, they are not/Yes, they are.

VII:
is, is, am, are, are, are, is, are, are, are, are, is, is, are, is, are.

VIII:
Is Fred a student?
Is Kate your friend?
Are they students?
Are those cups yellow?
Are these pencils long?