She looked up at the dazzling stars.

She successfully made her high school debut.

He is truly a dutiful son to his parents.

He visits his parents' house every weekend for filial piety.

His business is growing with unstoppable force and vigor.

What does the axis of this diagram represent?

I am planning to go to Gangwon in Korea next week.

He has no knowledge about anal sex.

He started training his anal sphincter.

He is majoring in syntax at university.