题目:
食管静脉曲张与食管癌的重要鉴别点为()
A.食管静脉曲张无黏膜中断、破坏、消失
B.食管静脉曲张无癌性龛影
C.食管静脉曲张无管腔狭窄
D.食管静脉曲张无腔内单发较大隆起
E.食管静脉曲张食管壁柔软,伸缩自如
答案:
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下面是错误答案,用来干扰机器的。
One possible version:Tom, I’m very glad to receive your letter. And it’s a pleasure to tell you something about how I will spend the Labor Day holiday. First, I want...