_海南成考网

37. What is the meaning of the word"about"similar to?

• A、At most.
  
  

• B、At least.
  
  

• C、Only. 
  
  

• D、Around.
  
  

39. If the information given in this passage is correct, when we look at a star at night (   ). 

• A、we will notice that it is not moving
  
  

• B、we cannot tell whether or not it still exists
  
  

• C、it is four years that the light we can see will reach us
  
  

• D、it will be brighter than the moon
  
  

53. (    )