—Were you all frightened at the sound of the fire alarm?— No. Everyone stayed _______ and obeyed the police.

I think you should be          about giving your address to strangers. It might be dangerous.

 I'd like to be a professional singer, but I don't think I've got__________.

The headmaster was dismissed three months ago.The post is too important to leave __________ any longer,especially before the college entrance examination.

 Mr. Smith is very happy because the cars made in his factory have never been ______.