我国大、中型城市医院中发生尿瘘的最常见的原因是（）
A.盆腔放疗
B.晚期癌
C.产伤
D.妇科手术
E.膀胱结核
参考答案：D
完成句子。
1. He often ______ ______(受头痛的困扰)headache these days.
2. The leader promised to keep us ______ _______ (知晓) fresh development.
3. This will ______ ______ ______ ______ ______(产生持久的影响)the number of fish left for us to eat.
4. I was shocked to find a piece of paper on my desk ______ _____,(写着)'Stupid Sarah got a D'.
5. Remember the day when we _____ _____ ______ _____(让你负责).
参加实验室在本实验室的比对实验结束时应提交哪些资料？
