_天津成考网

37. What can be inferred about taking painkillers from Paragraph 2?

• A、It leads to addiction in a short period of time.

• B、It builds up the tolerance to pain.

• C、 It becomes less effective over time. 

• D、 It cures stomach and liver diseases slowly.

28

• A、with
  
  

• B、on 
  
  

• C、 in
  
  

• D、for
  
  

60