膝关节前脱位最常并发的韧带损伤为（）。
A.内侧副韧带断裂
B.外侧副韧带断裂
C.后交叉韧带断裂
D.前交叉韧带断裂
E.以上都不是
参考答案：C
患者出院时向医生咨询下述哪些办法可能彻底根治哮喘，您的回答是
A．避免吸入花粉和尘螨
B．避免上呼吸道感染
C．避免吸入冷空气
D．避免剧烈运动
E．以上都不是
Why! I have nothing to confess. _____ you want me to say? [ ]
A. What is it that
B. What it is that
C. How is it that
D. How it is that
