Most young people like to go to rock（摇滚）concerts these days. They like the loud and exciting sound of the music and they enjoy the excitement of a big concert. Rock stars usually have a different style. Their music is exciting and different, and the way they dance and dress makes them popular with young people. The works of rock songs are usually quite easy, but the music itself is complex(复杂的).But some rock stars have problems after they become famous .They don't know what to do when they suddenly become famous, and often they start to drink or
take drugs(毒品).Then their health becomes bad. Some, like Elvis Presley, died at a very young age because of drugs.
A big rock concert can make young people________.

A．sad B．happy C．unhealthy D．excited

A．The works of rock songs B．Rock stars C．The styles of rock stars D．Rock music

A．They become unhealthy. B．They don't know what to do. C．They begin to drink a lot. D．They stop singing