Where is the zero point of this graph?

He rang the bell, drawing my attention.

He saw an antelope for the first time at the zoo.

Excuse me, could you tell me your name?

I will show an example to understand this problem.

When the door opened, a bell sounded with a 'gan'.

Spending New Year's Day with family is the best.

We drove along the coast for our summer vacation.

Every day, my mother writes a prayer at the shrine.

His aspiration is to become a doctor.