第6题: [单项选择]男,5岁,肱骨髁上骨折治疗4个月后,患肘呈90°固定,X线片示肘关节前上方可见大量高密度条状阴影。最可能的并发症是() A. 骨折不愈合 B. 骨折延迟愈合 C. 骨折愈合畸形 D. 骨化性肌炎 E. 缺血性骨坏死 参考答案:D 答案解析:新生骨在伤后数周到数月,一般为3~6周,X线摄影可见骨化影,开始呈云雾状环行钙化,以后轮廓清晰,中央透亮。成熟后外周骨化明显,其内为骨小梁。
第11题: [单项选择]What will the woman do [A] Study at home. [B] Go swimming. [C] Clean her house. 参考答案:A 答案解析:[听力原文] M:Um ... what do you plan to do this weekend F:Well ... I have a lot of homework and I