What does the author think of the role of music?

• A、It is important for dealing with social crises.
  
  

• B、It may offer children future job opportunities.
  
  

• C、It is fundamental to the growth of a child.
  
  

• D、It can help children learn core subjects.
  
  

57.(  )

Tom（）the car accident if he hadn't drunk alcohol before driving.

• A、would avoid
  
  

• B、avoided
  
  

• C、would have avoided
  
  

• D、will avoid