按五行生克的关系,肝为脾之()
A. 母
B. 子
C. 所胜
D. 所不胜
下列各项属性为阳的有( )
A. 温煦
B. 滋润
C. 抑制
D. 推动
E. 升腾
变直径管,当直径d1=320mm时,流速v1=1.5m/s;当直径d2=160mm时,流速v2为
A. 3m/s
B. 4m/s
C. 6m/s
D. 9m/s
Have you decided ________for Australia?
A. when will you leave
B. when do you leave
C. you will leave when
D. when you will leave