【例题】5,7,4,9,25,( ) A.168 B.216 C.256 D.296
【例题】1,2,2,( ),8,32 A.4 B.3 C.5 D.6
【例题】3,4,6,12,36,( ) A.8 B.72 C.108 D.216
【例题】l02,96,108,84,132,( ) A.36 B.64 C.70 D.72