1. ✓                  

2. ✗        

3. ✗       

4. ✗

Transcript:

1. A: Were you in the city last weekend, Mai?

B: No, I wasn’t. I was in the countryside.

2. A: Where were you last summer, Tony?

B: I was in Bangkok.

3. A: Were you at the zoo yesterday, Lucy?

B: Yes, I was.

4. A: Was Tom on the beach last Sunday?

B: No, he wasn’t.