A. 跟腱止点撕裂伤 B. 跖腱膜炎 C. 跟下滑膜囊炎 D. 跟下脂肪垫炎 E. 跟后滑膜囊炎
A. 正确 B. 错误
A. Studied hard B. would study hard C. had studied hard D. Have studied hard
A. 发动机温度高于50℃ B. 发动机怠速时 C. 发动机突然加速时 D. 发动机高速运转,转速超过4500r/min