The audience are _______young people who like pop music at the concert.

Faced with the exams, we should work as hard as we can.       , we shouldn’t do it at the cost of our health.

A cough is usually nothing to worry about unless it lasts for ten days _____

Tonny’s parents thought he was at school，but________he was in a net bar.

—Was Martin sorry for what he had done? —_______. It was just like him.