尖锐湿疣局部药物治疗哪种药不能涂于正常皮肤（）。
A.足叶草脂
B.酞丁安
C.三氯醋酸
D.5-Fu
E.全是
参考答案：A
The Notre Dame Cathedral is one of ____ in the world. [ ]
A. famous church
B. famous churches
C. more famous churches
D. the most famous churches
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