My toxicology textbook is very difficult to understand.

My specialty is psychiatry.

I am majoring in phonetics at university.

News came in that an asteroid is approaching Earth.

Pluto is one of the planets in the solar system.

Bioweapons are a major threat to humanity.

Ilex aquifolium trees are often used for Christmas decorations.

I pray at the cathedral every day.

I used the student discount at the movie theater.

It is said that this substance has a high carcinogenicity.