The air in the countryside is , so many people from the city drive cars there on weekends.

I _______ you a ring if I hear anything.

There is ____ report in today’s newspaper.–It’s about ___ sports meeting that will be held in Weihai.

The boy used to cause a lot of _________/’tr?bl / very much.

________ is no possibility ________ Rob can win the first prize in the match.