1A: What are you doing?
1B: I'm on the bus.
2A: Stayed cold!
2B: No, we didn't stay cold!
3A: I can hear another person with you. Who are you talking to?
3B: No, he isn't talking to anyone.
4A: Are you visiting today?
4B: Yes, they are visiting now.
5A: What are you doing?
5B: I'm doing my homework.
6A: What are you making?
6B: She's cooking!
7A: Are you staying at a hotel this week?
7B: Yes, we are staying at a hotel this week.
8A: Is lunch ready?
8B: Yes, I'm getting lunch ready.
9A: Is anyone in the bathroom?
9B: Yes, but we're taking turns.
10A: The driver needs to take a break.
10B: Is anyone stopping?
11A: Is anyone driving to California today?
11B: Yes, they are driving to California today.
12A: Is anyone sitting here right now?
12B: No, that seat's free. And I'm leaving so you can have both seats!