In 2003, Severe Acute Respiratory Syndrome (SARS) spread all over the world.

Education about sex is very important.

They (referring to women or girls) are my best friends.

She was diagnosed with ovarian cancer.

She was diagnosed with ovarian cancer.

It is important for us to respect cultural diversity and understand each other's differences.

We played karuta at the New Year's party.

His nature is very kind.

Detailed information is needed to understand the nature of that project.

I was moved by his sincerity.