男，49岁，进行性吞咽困难1月，结合图像，最可能的诊断为（）
A.正常食管
B.食管炎
C.食管癌
D.食管静脉曲张
E.胃炎
参考答案：C
— I haven't seen Mary for several days, is she ill?
— _____. Her mother told me that she was in hospital.
A. I'm afraid so
B. I hope not
C. I don't expect
D. I'm afraid not
I haven't seen Mary for several days, is she ill?