70%的患者血清中出现各种类型的免疫复合物,在急性期和活动期,血清补体均有升高()。
A.血沉
B.关节滑液
C.C反应蛋白
D.类风湿因子
E.免疫复合物和补体
参考答案:E
简述电池的日常维护要点。
-What made the student so upset?
-_______ to go to the movie
A.Having not been allowed
B.Not having allowed
C.Because of not having allowed
D.Not having been allowed