1. No, I didn’t. I was busy with my homework. 2. No, I didn’t. I didn’t have the opportunity. 3. No, they didn’t. They stayed at home. 4. No, I didn’t. I had other plans. 5. No, I didn’t. I didn’t need anything. 6. No, he didn’t. He was on vacation. 7. No, I didn’t. I wasn’t allowed to. 8. No, I didn’t. I was a diligent student. 9. No, I didn’t. I got along well with my friends.