He didn't know about that thing.

Please don't forget that.

It's hard to acknowledge that fact.

He and I share a lot of things.

He is the most suitable person for this matter.

She talked about her worries to her friend.

He tried to solve the problem as if it were his own affair.

He caused a commotion because he was drunk.

He caused a commotion at the party.

The children were playing tag in the park.