一.找规律填字母1.(D)(M)(I)( ) 2.(A)(D)(G)( ) (K)(F)(P)( ) (E)(I)(N)( )二.猜姓,排顺序"天下第一家,出门先用它,人人说它小,三月开白花."这四种姓是:___________,若按音序重新排列的顺序是:_____,_____,_____,_____.