Cultural Knowledge (5) 可合 Rock and roll 中 A type of popular music, marked by a a strong rhythm, which is often played Rock music combines elements of blu ganal and itc annularity can be traNa Presley was its 5 pr early 1960s, rock rebellious attitude b Popular form of mui榜线A an foups as the Beatles and the rolling St the beatles p ntial performers. Since the 1960s, ro gained worldwide popularity not only among teens, but also among persons of college age and older.Cultural Knowledge(5) Rock and Roll A type of popular music, marked by a steady beat and a strong rhythm, which is often played at high volume. Rock music combines elements of blues, country and gospel and its popularity can be traced to the mid- 1950s when Elvis Presley was its most successful performer. By the early 1960s, rock and roll, which often expressed a rebellious attitude towards society, became the most popular form of music for teenagers and such British groups as the Beatles and the Rolling Stones were influential performers. Since the 1960s, rock and roll has gained worldwide popularity not only among teens, but also among persons of college age and older. Elvis Presley the Beatles