2. A: Was Derek walking the dog at 3:00? B: Yes, he was walking the dog.
3. A: Was Bob cooking a meal at 3:00? B: Yes, he was cooking a meal.
4. A: Were Teresa and Al playing chess at 3:00? B: Yes, they were playing chess.
Ответ: 2. A: Was Derek walking the dog at 3:00? B: Yes, he was walking the dog. 3. A: Was Bob cooking a meal at 3:00? B: Yes, he was cooking a meal. 4. A: Were Teresa and Al playing chess at 3:00? B: Yes, they were playing chess.