A.31
B.28
C.42
D.32
[单选题]3, 6, 8, 13, 20, ( ), 51A.31B.28C.42D.32
[单选题]3,6,8,13,20,( ),5i。A.31B.28C.42D.32
[单选题]3, 6, 8, 13, 20,______, 51 ( )A.31B.28C.42D.32
[单选题]:1,1,3,6,2,8,13,104,(),()。A.13,169 B.11,176 C.9,81 D.7,48
填数-|||-0 1 2 3 4 5 6 7 8 9 10 11 12 13-|||-8 9 10 11 12 13 14 15 16 17 18 19 20
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
1 2 3 4 5 6 7 8 9 10
[单选题]8,11,13,17,20,( )A.18 B.20 C.25 D.28
[单选题]8,11,13,17,20,( )A.18B.20C.25D.28
①(8)/(10) ②(16)/(24) ③(35)/(20) ④(17)/(51). ①$\frac