1. 3, 5, 8, 13, 20, ()
A.31 B.33 C.37 D.44
2. 8, 16, 25, 35, 47, ()
A.58 B.61 C.65 D.81
3. 37, 40, 45, 53, 66, 87, ()
A.117 B.121 C.128 D.133
4. 102, 96, 108, 84, 132,()
A.74 B.68 C.62 D.36
5. 2, 3, 7, 23, 87, ()
A.121 B.196 C.225 D.343
6. 1, 10, 26, 75, 196, ( )
A.380 B.425 C.520 D.612
7. 32, 27, 23, 20, 18, ()
A.14 B.15 C.16 D.17
8. 11, 12, 15, 20, 27, ()
A.32 B. 34 C.36 D.38
9. 2, 8, 18, 32, ()
A.48 B.50 C.64 D.72
答案:B
10. 1, 50, 108, 193, (),768
A.6543 B.217 C.359 D.452
答案:BBBDD CDDBC