His attitude was threatening, and I became scared.

He started a special exercise to train his serratus posterior inferior muscle.

By strengthening the posterior scalene muscle, you can reduce neck and shoulder pain.

He is doing a special exercise to train his occipitofrontalis muscle.

He works at the Ministry of Health, Labour and Welfare.

He cut the apple.

He rejoiced when he heard about the success.

He is interested in ichthyological research.

Knock-knock, someone is knocking on the door.

Thinking sensibly, that plan will not succeed.