女性，50岁，1周前妇科普查，宫颈中度糜烂，子宫正常大小，两侧附件阴性，宫颈刮片细胞学检查报告为巴氏Ⅳ级，进一步做宫颈活检，病理检查包该为宫颈原位癌。其治疗原则为（）

A.子宫全切术

B.全子宫加双侧附件切除术

C.扩大子宫切术

D.广泛性子宫全切术加盆腔淋巴结清除术

E.放射治疗

—What are you looking for on the Internet?          

—I'm trying to find out _____.                 [ ]

A. what is the difference between British English and American English

B. how much is this book

C. how to use the new vacuum