A.CR1 B.C5a、C3a C.C2a、C4a D.C3b、C4b E.C3a、C4a、C5a
A.C8bp B.If C.S蛋白 D.CR2 E.CR5
A.IgG類抗體 B.IgA類抗體 C.IgM類抗體 D.IgE類抗體 E.SIgA類抗體