He couldn't suppress his libido.

He is good at solving problems related to geometric sequences.

I was surprised by his severe criticism.

His criticism was severe.

This exhibit is very valuable.

He knows how to defuse a bomb.

I was able to get a seat in the front row at the concert.

I am studying for the Japanese Language Proficiency Test next year.

A glottal stop, or 'せいもんはれつおん' in Japanese, represents a sound like the 'uh-oh' in English.

This story is very strange, it's hard to understand.