面色萎黄者，多属（）
A.脾胃气虚
B.脾虚湿蕴
C.寒湿困脾
D.湿热蕴脾
E.脾阳虚衰
参考答案：A
As you know, there are a few formalities to be _____ before you enter a foreign country.
A．gone through
B．gone against
C．gone over
D．gone up
电气设备的金属外壳为什么要可靠的接地？
