He is studying at law school.

My older brother is currently working hard on his research as a graduate student.

The town completely changed after the great earthquake disaster.

During the great earthquake, my grandfather was still a child.

He wants to become the president of the United States.

This restaurant has an all-you-can-eat sushi.

Would you like to observe the stars at the observatory tonight?

He learned how to operate a mortar.

His grandfather was a member of the special attack squad.

His attack was very powerful.