My father is a member of the House of Councillors.

It is thirty-three kilometers to my house.

He is an expert in ethology.

We went on a trip using the expressway.

I maintain my health by doing aerobic exercises every day.

He is conducting research on superconductivity.

Arthropods are a large group of animals that include insects, spiders, shrimp, and crabs.

Homophonic words are difficult, aren't they?

He is majoring in zoology at university.

We went on a trip using the highway.