_阜陽成考網

8. We should respect food and think about the people who don't have (   ) we have here and treat food nicely. 

• A、that
  
  

• B、which
  
  

• C、what
  
  

• D、whether
  
  

20. Cathy, along with his teacher, (   ) to Guangzhou on business. 

• A、have gone
  
  

• B、has gone
  
  

• C、are going
  
  

• D、have been gone
  
  

55.(     )