Carter was saying all the right things, but his smile was __________, and I knew I couldn’t trust him.

It’s too cold. Would you mind thewindow — .But don’t do it now.

He was ______by his colleagues though he himself didn’t think he had done anything special.

We need some____ advice on the problembecause none of us knows anything about it.[ ]

The English program normally attracts 1,000 students a year, ______ half will be from abroad.