题型:问答题 简答题 男性,62岁。近两月来常有吞咽困难,伴隐痛,但可进半流质饮食,自感体力不支,逐渐消瘦。 经检查见食管病变位于主动脉弓到肺下静脉平面,该部位是食管解剖分段的()。A.颈段B.胸上段C.胸中段D.脚下段E.腹段 查看答案
题型:问答题 简答题 Congratulations! You won the first prize in the English speech contest.()A.Yes, I beat the others.B.No, no, I didn't do it well.C.Thank you. D.It's a pleasure. 查看答案