足阳明胃经的合穴是（）。
A.上巨虚
B.下巨虚
C.条口
D.梁丘
E.足三里
参考答案：E
----Will you take up teaching as a career after graduation?
---- Hard to say. I ________ go abroad for higher education instead, but it depends.
A．must
B．should
C．might
D．shall
