根据课文内容判断正“T”误“F”
Country music is the most popular in America. (    )
Known as “ hillbilly music ”，country music has gained wide international acceptance. (    )
TheBeatles represented the movement against tradition in the early 1950s. (    )
At first the Beatles were concerned mainly with young men's personal problems. (    )
The Beatles never copied anyone and they created their own rich and original music. (    )