Pop music is the name for various popular，commercial music．It originated in the USA and spread through the whole world during the 1950s and 60s．It is widely liked by the young people．The best known early form of pop music was “rock’n’ roll”; another was “blues”. A more recent development is “folk rock”．Pop music has taken the place of native music in many parts of the world．It has caused the number of people for “jazz” music to become much smaller than in the 1950s and earlier, and it has now began to rule music stage productions．It is a big industry．
Much pop music is without artistic value, but the work of some pop singers e.g. the Beatles, Bob Dylan, the group like Pink Floyd and Crosby, Still and Nash, is on a higher musical level. And there is still great interest in it today. Pop music concerts and festivals are held all over the world.
小题1: In this passage the underlined word "originated" means _______.

A．got around

B．began

C．invented

D．reached

小题2: According to the text, the number of people for “jazz” in the 1950s and earlier was
    it is today.

A．much greater than

B．as small as

C．as greater as

D．much smaller than

小题3: All of the following forms belong to pop music except      .

A．blues

B．rock’n’ roll

C．jazz

D．folk rock

小题4: Which of the following is TRUE?
  

A．Not all the pop music is without artistic value.	B．Much pop music is on a high musical level.
C．Pop music is high artistic.
D．No pop music is on a high musical level.