胃癌主要转移途径及部位是（）
A.种植于膀胱直肠窝
B.直接侵及横结肠
C.血性扩散至肝
D.转移至壁层腹膜
E.有淋巴管转移到淋巴结
参考答案：E
Having arrived at the station, _____.
A．it was found that the train had left
B．the train had left
C．the train was found left
D．he found that the train had left
肺经腧穴中，禁灸的是：（）。
A.少商
B.鱼际
C.经渠
D.孔最
E.尺泽
