2. Yes, they did. Both Serena and Steve played hockey on Friday.
3. Yes, they did. Steve studied Spanish on Tuesday.
4. Yes, they did. Both Serena and Diana went to a party on Saturday.
5. Yes, they did. Serena went shopping on Tuesday.
6. Yes, they did. Diana went to painting classes on Monday.
7. Yes, they did. Steve went on a trip on Saturday.
8. Yes, they did. Steve was free on Monday.