_江苏成考网

The underlined word“rainbow”in the last paragraph refers to____．

• A、the rainbow in the sky
  

• B、the stripes on the pavement
  

• C、something imaginative and fun
  

• D、important lessons learned in childhood

It can be inferred from the passage that____．

• A、A.when one is in a bad mood，he or she may not work very well
  

• B、the best way to overcome a bad mood is to talk to oneself
  

• C、some drugs are more effective than physical exercises
  

• D、taking drugs is at the risk of being poisonous

55__________?