2,1,3,10,103,()
A.8927
B.9109
C.9247
D.10619
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2,1,3,10,103,() A.8927B.9109C.9247D.10619
17, 10, 9, 6, 1, 2, (. )。A.O B.1 C.2 D.3
2,1,3,10,103,()A.8927B.9109 C.9247D.10619
5,7,4,8,3,9,(),2,-1,()。A.8、9 B.10、1 C.10、13 D.12、15
2,1,3,10,103,()。A.8927B.9109C.9247D.10619