_福建成考网

49. "Feel out of sorts", as it is used in the second paragraph, could best be replaced by (   ).

• A、put things in order
  
  

• B、are in a bad mood
  
  

• C、search for tranquilizers
  
  

• D、want a mood-raiser
  
  

41. According to the passage, some doctors believe it is true that (   ). 

• A、you are healthy if cold-water swimming turns your skin color blue
  
  

• B、cold-water swimming causes more heart attacks in summer than in winter
  
  

• C、cold-water swimming can make the body temperature dangerously high
  
  

• D、Polar Bears are bears swimming in freezing water
  
  

53. (    )