:3,8,1,12,21,()。
A.34 B.9 C.33 D.11
:6,10,7,12,8,14,(),()A.9.16 B.9,13 C.10,11 D.11,14
1,12,4,10,7,(),10,6 A.8 B.9 C.10 D.11
6,10,7,12,8,14,(),() A.9.16 B.9,13 C.10,11 D.11,14
2009年1—10月,公路货物周转量的同比增长率为()。A.8.4% B.9.7% C.10.3% D.11.8%
3, 8,1,12,21, ()。A.34 B.9 C.33 D.11
32 8 4 1 12 ()。A.2 B.3 C.4 D.11