A.74 B、86 C、98 D、125
[试题]7,9,-1,5,()A、4;B、2;C、-1;D、-3
[试题]0,0,1,4,()A.5;B、7;C、9;D、11
[试题]7,0,1,2,9,()A、12;B、18;C、24;D、28;
[试题]63,26,7,0,-1,-2,-9,()A、-18;B、-20;C、-26;D、-28;
[试题]1,1,2,6,24,()A,25;B,27;C,120;D,125
[单选题]( ) 7A. . B . 1 C . 2 D .
[试题]1,5,9,14,21,()A、30;B.32;C.34;D.36;
[试题]1/9,2/27,1/27,()A,4/27;B,7/9;C,5/18;D,4/243;
[单选题]63,26,7,0,-1,-2,-9,()A .-18B .-20C .-26D .-28
[单选题]1 4 14 31 55 ( )A.83 B、84 C、85 D、86