答案:A
—_____ are they talking about over there?
—I've no idea. Maybe something about the movie.[ ]
A. Who
B. Which
C. Whose
D. What
下咽部的大体解剖分为三个区域,下列哪一条是正确的()
A.杓会厌皱襞、梨状窝、环后区
B.杓状软骨部、环后区、下咽后壁
C.会厌咽皱襞、杓会厌皱襞、环后区
D.梨状窝、环后区、下咽后壁
E.梨状窝、下咽后壁、食管入口