A.
1. Are you busy at five o'clock? - No, I'm free at this time.
2. Is his sister a teacher? - Yes. She is a teacher.
3. Are these girls sisters? - Yes, they are sisters.
4. Is your family big? - No. There are three of them.
5. Are you married? - Yes. IM married.
6. Are your students free today? - No. They have classes.
7. Is the moz plan good? - Yes, I like it.
8. Is this club open tonight?
9. Ann at home? - I do not know.
10. Am I late? - No. Come in. "
B.
1. I'm not ready.
2. She is not at home now.
3. My family is small. We are a party of four.
4. This is not my pencil. My pencil is black.
5. These logs are not old.
6. Her son is not fifteen, but nineteen.
7. He is not my disciple. He's a disciple of Brown.
8. It's not pencils. This is a pen.
9. These apples are not sweet.
10. You are not children.