Does everyone on earth have an equal right_____ an equal share of its resources?

• A、by
  

• B、at 
  

• C、to

• D、over

You_____ her in her office last Friday; she's been out of town for two weeks.

• A、 needn't have seen  
  

• B、must have seen 
  

• C、might have seen    
  

• D、can' t have seen

  你是劉玲(Liu Ling)，寫一封給曉東(Xiao Dong)的道歉信，講明道歉的原因、解決問題的辦法，以彌補因曉東來拜訪而自己不在家給他帶來的沮喪。