题目: My father's office is at the top. I can see the whole city _____ the office. [ ]A. from B. on C. with D. in 答案: 答案:A
题型:单项选择题 男性,30岁,5个月前曾扭伤右膝关节,之后右膝关节内侧疼痛,肿胀逐渐加重,X线片见右胫骨上端内侧有一5cm×5cm大小透光区,中间有肥皂泡沫阴影,骨端膨大,近1个月来肿胀明显加重,夜间疼痛难忍,右膝关节活动受限、入院后X线摄片示胫骨上端病变扩大,肥皂泡沫阴影消失,呈云雾状阴影,骨皮质被肿瘤组织穿破,侵入软组织。下列处理哪项最合适?()A.截肢B.刮除+骨水泥填充C.广泛切除+大块骨或假体植入D.刮除+植骨E.肿块切除 查看答案