His father fell into a persistent vegetative state due to a traffic accident.

Basic oxides react with acids to produce salt and water.

This area is affected by radioactive fallout from past nuclear tests.

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

The study of filterable pathogens is an important part of virology.

She was diagnosed with polycystic ovary syndrome.

My friend came from the Republic of Korea.

I'm going shopping because I'm out of soy sauce.

We will make this project successful by working together with one mind.

He ate three apples.