A.29
B.23
C.21
D.17
[主观题]计算。4/3-(2/5+3/10)5/7+1/4-9/143/4+3/6-5/8
[单选题]外伤性脑水肿完全消退的时间为A.3~4天B.5~7天C.7~14天D.14~18天E.18~21天
4 5 6 = 8 10 12-|||-7 8 9 14 16 18 ( ) ( )
[单选题]12,2,2,3,14,2,7,1,18,3,2,3,40,10,( ),4A.4B.2C.3D.1
[单选题]12,2,2,3,14,2,7,1,18,3,2,3,40,10,( ),4。A.4B.2C.3D.1
[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=
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
[单选题]4,9,26,13,2,3,10,5,5,7,18,( )。A.12B.9C.6D.3
[主观题]2/3,1/2,3/7,7/18,()A、4/11;B、5/12;C、7/15;D、3/16
[单选题]2/5, 3/7, 4/10, 6/14, 8/20, 12/28,______ ( )A.224/56B.14/32C.20/48D.16/40