title: 英语的脑筋急转弯1Q:Whichletterisdifficul 
desc: 1  Q:  Which  letter  is  difficult  to  understand  ?
     A:  ___________
  2  Q:  We  have    in  December  but  we  do  not  have  it  in  any  other  
         months.  It  is
     A:  ___________
  
answer: 1 Y
  2 D