Recent campus tragedies show thatsafety measures are so important that we _______ take them too seriously.

I ___ her for a long time since she left here

Who would you rather ______ with the teacher about the problem

First impressions are the most lasting. After all, you never get ______second chance to make ______ first impression.

At the Olympic Games, only the athletes who have reached the agreed standard for their event will be ______ as competitors.