_云南成考网

53. (    ) 

42. What does the "law of nature"mean? You can find the answer in the passage in (   ).

• A、the first sentence
  
  

• B、the fourth sentence
  
  

• C、the seventh sentence
  
  

• D、the final sentence
  
  

46. The best way both for reading and for writing is to (   ).

• A、sit facing the light
  
  

• B、let the light shine from your back
  
  

• C、sit with your right side towards the light
  
  

• D、have the light come from your left