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

His son underwent surgery for blastoma.

This fossil is made of carbon.

Carbohydrates are important as a source of energy.

Carbonated beverages often go well with meals.

I am single and live alone.

My father had to move away from his family for work.

People from all over the country gathered to celebrate the emperor's birth.

A new game has originated dramatically.

A new project has dramatically formed.