Respuesta:
Explicación:
John: What were you doing last night around 8 PM?
Sarah: I was studying for my exam at that time. How about you?
John: I was watching a movie with my friends. What subject were you studying?
Sarah: I was reviewing calculus. It was quite challenging.
John: Sounds intense! I was thinking about joining you, but the movie was too tempting.
Sarah: No worries, I understand. We can study together next time.
