A journey of a thousand miles begins with a single step.

He was worrying himself about the results of the exam.

He was consumed with worry about his job.

Sina is my best friend.

His room is unclean, and needs to be cleaned.

Tokyo is one of the prefectures in Japan.

Canes Venatici is a spring constellation, and although it is small, it contains several bright stars.

She is planning a date with her current boyfriend.

He lost everything.

My boyfriend gave me a gift.