抗体可分为()
A.抗毒素
B.抗菌性抗体
C.中和抗体
D.调理素
E.补体
参考答案:A, B, C, D
Last month, the Japanese government expressed their thanks for the air they_______ from China.
A.receive
B.are receiving
C.have received
D.had received
案件检查特点()。
A、性质的特殊性;
B、主体的双重性;
C、对象的交叉性;
D、依据的多元性;
E、手段的无限性。