I'm not in the mood to work.

I always think about her.

He laughed heartily.

He always deliberates carefully before making important decisions.

He deliberated carefully before making an important decision.

She seemed to have a hard time climbing the stairs because she was pregnant.

He always thinks about her.

The American continent is where diverse cultures and nature coexist.

My dream is to live in the United States of America someday.

The whooping crane is an endangered species, and it is difficult to see its beautiful figure.