A.C1→C2→C3……→C9 B.C1→C3→C2→C4……→C9 C.C1→C2→C3→C5……→C9 D.C1→C4→C2→C3→C5……→C9 E.C3→C5→C6……→C9
A.C4b2a B.C3bBbP C.C5a D.C4b E.C5b6789n
A.C4b2a3b B.C3bnBb C.C3bBb D.C4b2a E.C5、6、7、8、9n
A.C3b B.C5b C.C5b6789 D.5b678 E.C5b67
A.IgG B.MBL C.IgD D.LPS E.IgM
A.C5a B.Clq C.C3 D.I因子 E.H因子
A.S蛋白 B.IgM与抗原结合形成的复合物 C.P因子 D.MBL E.DAF
A.C1 B.C2 C.C3 D.C4 E.C5