I deeply apologize for the accident this time.

I will convey it to the teacher.

I sincerely apologize for my lateness.

As an apology for my lateness, I will treat you to coffee.

He didn't think an incident would occur to him.

He was in a traffic accident yesterday.

His eyes are a deep blue.

This lake is very deep.

His eyes were filled with deep sorrow.

He injured his leg in a traffic accident.