一What does the sign over there read?一“No person ______ smoke or carry a lighted cigarette, cigar or pipe in this area.”

If only I _______ more confidence in the English speech contest held last week!

— Mum, would you please buy me an MP5 player? — If you can help do some housework the whole vacation, you ____ have one as a reward.     

The workers will go on strike if the demands they ________ put forward are turned down.

In this company, it is required that anyone who ______ recently come here _____ this kind of test.