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5. Directions:In each of the following groups of words, there are four underlined letters or letter combinations marked A, B, C and D. Compare the underlined parts and identify the one that is different from the others in pronunciation. Mark your answer by blackening the corresponding letter on the Answer Sheet.（）

• A、（sc）are
  
  

• B、（sc）ene
  
  

• C、（sc）ore
  
  

• D、（sc）ale
  
  

57.(  )

 According to environmentalists, what causes BP to oppose banning plastics?

• A、 Its consideration of its own interest.
  
  

• B、Its worry about the loss of consumers.
  
  

• C、Its desire to influence world economy.
  
  

• D、Its concern about the environment.