A. 1. 1) was snowing;
2) is raining;
2. 1) was catching;
2) is reading;
3. 1)was driving;
2) is washing;
4. 1) was swimming;
2) is doing;
B. 1. are sitting;
2. was taking;
3. is writing;
4. was listening;
A. 1. Are they having;
2. Was he jogging;
3. Was it snowing
4. Were they buying;
B.
1. A Were you feeding
2. Is she washing
3. Was he fixing
4. No, they aren't
5. Yes, he was
6. No, they weren't