______doubt, I turned to one of my English friends for an answer, only ______myself morePuzzled—I was told that it was the way people behaved.

Our school basketball team won the championship (冠军), ______ cheered all of us up

Do you know___ —He is a dentist.

see you, the world stops ____ the only purposein life was for me to please you

Don’t ______ late for class.