A．→+x
B．→+x
C．+→+x
D．+→+x
答案：C
My sister can't ___________ in a river.[ ]
A.skate
B.run
C.swim
D.jump
患者，男，45岁。心烦不寐，眩晕耳鸣健忘，腰酸梦遗，舌红少津，脉细数。其病变所在脏腑为
A．心
B．肾
C．肝
D．心、肾
E．肝、胃
→
+x
→
+x
+
→
+
→
+x