The police tried to get some clues from the suspect, but he remained ______.
To make members of a team perform better,the trainer first of all has to know their ________and weaknesses.
He was so sad hearing the bad news that he couldn’t ____ his tears.
Some fat people have a large stomach and no waistline, _________makes them look round.
— Did you enjoy yourself at the party?— Yes, I’ve never been to ____________ one before.
_________about the girl’s safety, the police didn’t catch the robber on the spot.