A.4/3 B.3/4
C.7/15 D. 7/16
[单选题]2/5,3/7,4/10,6/14,8/20,12/28,( )。A.224/56B.14/32C.20/48D.16/40
[单选题]2/5, 3/7, 4/10, 6/14, 8/20, 12/28, ( )A.224/56B.14/32C.20/48D.16/40
[单选题]2/5, 3/7, 4/10, 6/14, 8/20, 12/28, ( )A.224/56B.14/32C.20/48D.16/40
[单选题]-3,-2,1,6,( )。A.8B.11C.13D.15
[单选题]1,10,2,,3,8,4,7,5,6A.6 B.7 C.8 D.91,10,2, ,3,8,4,7,5,6A.6 B.7 C.8 D.9
[单选题]1,10,2,______,3,8,4,7,5,6A.6 B.7 C.8 D.9
[单选题]1,10,2,( ),3,8,4,7,5,6。A.6B.7C.8D.9
[单选题]1,10,2,( ),3,8,4,7,5,6。A.6B.7C.8D.9
[单选题]1,10,2,( ),3,8,4,7,5,6。A.6B.7C.8D.9
[单选题]1,10,2,( ),3,8,4,7,5,6。A.6B.7C.8D.9