Are you ______?[ ]
A. English
B. from Chinese
C. come from England
D. come from China
答案:A
结肠双对比X线造影检查可显示的最小解剖单位是()
A.结肠袋
B.结肠带
C.粘膜皱襞
D.结肠无名沟
E.以上都不是
果胞