管腔内癌肿呈息肉状充盈缺损（）。
A.髓质型食管癌
B.溃疡型食管癌
C.蕈伞型食管癌
D.缩窄型食管癌
E.腔内型食管癌
参考答案：E
The teacher asked me to read aloud all the students could hear me.
A．so that
B．for
C．because
D．in order to
甘可满（壅）中
