1.              ①          ②          ③                                                           2.              
   ①      ②      ③              3.            ①         ②         ③               
  4.                   ①                  ②                  ③                                                     5.          ①             ②            ③                6.               
 ①             ②          ③            7.                ①            ②         ③              8.           1    2    3                                                                9                         
                         
      10                                   