3.

1. I’m not reading a book.

2. Bill is not playing computer game.

3. The boy is not runing.

4. Your dad is not driving his car.

5. We aren’t watching TV.

6. The boys are not writing in their notebooks.

7. It isn’t snowing now.

8. Helen is not laughing at the moment.

5.

1. He’s playing the violin.

2. We’re going to school.

3. They aren’t playing in the park.

4. You aren’t listening to me.

5. He is playing the guitar.

6. He isen’t sleeping.

7.

1. Is he seeping?

Yes, he is.

2. Is she driving?

Yes, she is.

3. It is running?

No, it isn’t.

4. Are you sending an email?

Yes, I am.

5. Are they listening to music.

No, they aren’t.

6. Is he playing the piano?

No, he isn’t.