Daming is _ the phone _ you.[ ]
A. on; for
B. through; for
C. on; to
D. through; to
答案:A
以上哪项为溃疡样结肠炎较常见的镜下表现()。
A.肠黏膜多发浅溃疡伴充血、水肿
B.肠腔内多处息肉,形态不规则
C.肠黏膜充血、水肿、环形溃疡,其边缘鼠咬状
D.肠黏膜裂隙样深溃疡
E.回盲部溃疡伴息肉