12,14,17,22,29,()
A.38
B.42
C.40
D.46
12 14 20 38 ()A.46 B.52 C.64 D.92
12,14,20,38,() A.46 B.52 C.64 D.92
12 14 20 38 () A.46 B.52 C.64 D.92
12,17,22,(),32 A.14 B.21 C.27 D.35
12,14,20,38() A.46 B.38 C.64 D.92
88 24 56 40 48 ( ) 46。A.38B.40C.42D.44