36. Sunlight seems to than the light of the moon.

• A、have to travel a greater distance
  
  

• B、move less quickly
  
  

• C、travel much quickly
  
  

• D、be less powerful
  
  

53. (    )

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