1 ( ) ( 100 120 ) (30 ) 1 (B)(3 ) A B ( C ) D ( ) 2 (B)(3 ) A B 4 1 C D ( ) 3 ( ) (3 ) (1) (2) (3) 4 (A)(3 ) A B C D ( A. ) 5 (4 ) 2 (1) (2) (3) (4) 6 (2 ) 7 (3 ) 8 (9 ) (1) (3 ) (2) (4 ) (3) (2 ) (40 ) ( ) 9 12 (13 ) 3 9 (4 ) (1) (2) (3) (4) 10 (4 ) (1) ( ) (2) ( ) 11 ( ) ( ) ( ) ( 3 ) 12 (3 ) ( ) ( )( ) 13 17 (15 ) 4 30 4 11 11 12 13 _ 14 ( 2015 1 14 ) 13 (3 ) 14 (3 ) ( ) 15 (3 ) 16 B13 (3 ) 17 / / / (3 ) ( ) 18 21 (12 ) 5 ( ) 18 (4 ) (1) ( )(2 ) ( ) (2) ( )(2 ) ( ) 19 (2 ) ( ) 20 (3 ) ( ( ) 21 (3 ) ( ) (50 ) 6 22 ( ( ) 600