29. (   )

• A、over
  
  

• B、back
  
  

• C、into
  
  

• D、off
  
  

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
  
  

52. (    )