Youhadbettersometimeeverydayforsportssothatyoucankeepyourselfenergetic.()A.setasideB.takeupC.putawayD.giveout
You had better _____some time every day for sports so that you can keep yourself energetic.( )
A. set aside
B. take up
C. put away
D. give out
现将关系模式P分解为3个关系模式P1(C,E,F,H,I,J),P2(D,G,I,J),P3(A,B 2020-05-23 …
基于以下描述:有关系模式P(A,B,c,D,E,F,c,H,I,J),根据语义有如下函数依赖集:F= 2020-05-23 …
A.(C, B, D, A, P, E, I, J, G, H)B.(C, B, D, A, E, 2020-05-26 …
A.(C, B, D, A, F, E, I, J, G, H)B.(C, B, D, A, E, 2020-05-26 …
A.(B, F, G, J, A, E, D, I, C, H)B.(B, A, D, E, F, 2020-05-26 …
已知:A到I=1到9,有A+b=c,D-E=F,GxH=I,Canyouworkout?Whata 2020-07-02 …
现有A,B,C,D,E,F,G七种短周期主族元素,原子序数依次增大.已知A与D,C与F分别同主族, 2020-07-07 …
二叉树先序序列为E,F,H,I,G,J,K中序序列为H,F,I,E,J,K,G,那么这棵树是怎么排 2020-07-10 …
如图锐角三角形abc的内切圆圆I分别和边AB,BC,CA,切于点D,E,F,圆I的半径为根号3,A 2020-08-01 …
A+B+C=84,D+E+F=111,H+I+J=138,A+D+H=124,B+E+I=148,C 2020-12-14 …