无抗原性的物质,与载体蛋白结合后就有了抗原性,这类物质称之为
参考答案:半抗原
全省各个地市二级分行造价咨询分支机构以()的名义对外签订合同、开展业务、出具成果。
A.省分行
B.各地市分行
C.省分行造价咨询中心
D.地市分行造价咨询中心
Do you have any plan this year?()
A.How about you?
B.I plan to go to the United States for further studies.
C.Yes, I will.
D.I'm certainly not going to do that kind of thing.