通信管道与通道和热力管在同一侧建设时，其平行间距不应小于1米，交叉净距不小于（）米.
参考答案：0.25
治宜选用
A．益气固表
B．补肺固卫
C．益气健脾
D．补益肺脾
E．健脾补肺
Most of us think of games as child* s play, but games _____ children' s thinking and develop skills like problem solving and communication．
A．sharpen
B．seize
C．adore
D．apply
