小儿睡眼露睛。多由于
A．脾虚气血不足
B．肾虚阴精亏损
C．津液亏耗
D．精气衰竭
E．肝风内动
参考答案：A
---Do you like your maths teacher?
---Sure, because he is the teacher ___ helps me a lot.
A．whose
B．whom
C．which
D．who
天线与具有标准阻抗的馈线连接是的增益叫做（）。
