54.(      )

45. When is it bad to eat sweets and ice-cream?

• A、When we are hungry.
  
  

• B、When we want to.
  
  

• C、After the meal. 
  
  

• D、Before the meal. 
  
  

50. Where can a visitor enjoy a good but not too expensive meal?

• A、The Silver Palace Restaurant. 
  
  

• B、Any restaurant in Old Sacramento. 
  
  

• C、Old Sacramento State Historic Park. 
  
  

• D、The California State Railroad Museum.