單項(xiàng)選擇題3,7,12,15,9,-18,()

A.-27
B.-45
C.-81
D.-102


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1.單項(xiàng)選擇題145,120,101,80,65,()

A.48
B.49
C.50
D.51

2.單項(xiàng)選擇題4,1,0,2,10,29,66,()

A.101
B.116
C.125
D.130

3.單項(xiàng)選擇題1,6,36,216,()

A.1296
B.1297
C.1299
D.1230

4.單項(xiàng)選擇題12,4,8,6,7,()

A.6
B.6.5
C.7
D.8

5.單項(xiàng)選擇題-2,3,-1,5,3,13,()

A.21
B.28
C.18
D.19