He works as a baggageman at the station.

He is struggling with a methamphetamine addiction.

I'm in the middle of a conversation, so please wait a moment.

She is studying traditional Chinese medicine and is utilizing that knowledge.

Mail arrived while I was away from home.

He was promoted to lieutenant general yesterday.

I'm so busy with work, I could use all the help I can get.

There is a proverb, 'a cornered rat will bite a cat,' which means that a person driven into a desperate situation will fight back even against an opponent they would normally fear.

There is a cute calico cat in my house.