1 ( ) A (zh ng) (k ) (b o) (qi n) B (b ) (g ) (h ng) (m i) C (qu n) (x ) (g ng) (c ) D (ch ng) (p ) (h ) (n ) C A 2 ( ) A B C D C A ;B ;D A 5 A B C D C E 4. 1 C 2 C 3 C 4 C 5. ( ) ? 2009 ? ( ) 1 ( ) A B C ; D B C 2 ( ) A B C D C A B D C 3 ( ) A B C D B C ; ! ? ? ?