A.10
B.-11
C.12
D.-13
[单选题]0,-3,( ),5,20,4,12,15。A.10B.-11C.12D.-13
[单选题]0,-3,( ),5,20,4,12,15。A.10B.-11C.12D.-13
[主观题]计算。5/12+1/12=14/15-4/15=3/7-3/7=3/8+3/8=3/10+1/10=5/8-1/8=
[试题]7,5,3,10,1,(),()A、15、-4;B、20、-2;C、15、-1;D、20、0;
[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]C.VP的正常范围是()A.6~12mmHgB.0~5mmHgC.15~20mmHgD.-5~0mmHgE.≥30mmHg
[单选题]3,15,6,17,9,20,12,24,( ),( )。A.15,30B.15,31C.18,36D.15,29
[单选题]-3,0,5,12,21,( )A.29B.32C.37D.35
[单选题]-3,0,5,12,21,()A.29B.32C.37D.35
[单选题]5×12÷4+6÷3=()A . 16B . 17C . 18D . 19