_江苏成考网

 It was after he got what he had desired____he realized it was not so important．

• A、that
  

• B、when
  

• C、since
  

• D、as
  

The passage is mainly about_____．

• A、a group of cold-water-swimming lovers
  

• B、the Polar Bears’life in New York
  

• C、doctors’ideas about cold-water swimming
  

• D、the requirements of the Polar Bear Club

51.__________,