He committed another crime while on probation.

I often go birdwatching in the park on weekends.

He was entirely engrossed in his work.

Every morning, it's my daily routine to watch the morning star from the window.

He has astronomical knowledge.

He has a deep interest in astronomy.

She is planning a date with her current boyfriend.

He lost everything.

My boyfriend gave me a gift.

Everyone was surprised by the news.