He started _____ football when he was 15. [ ]
A. to playing
B. play
C. to play
答案:C
镜下见子宫颈上皮层下部2/3的细胞出现异型性增生,但未达到全层,诊断为()。
A.宫颈上皮内瘤变Ⅰ级
B.宫颈上皮内瘤变Ⅱ级
C.宫颈上皮内瘤变Ⅲ级
D.宫颈微小癌
E.宫颈早期浸润癌
颈静脉怒张不会出现在()
A.左心功能不全
B.右心功能不全
C.缩窄性心包炎
D.上腔静脉梗阻
E.心包积液