对原发性肝癌有较大诊断价值的AFP值是()
A.>20μg/L
B.>100μg/L
C.>200μg/L
D.>300μg/L
E.>400μg/L
参考答案:E
The students have been working hard all the week —they to have a rest at the weekend. [ ]
A. deserve
B. hope
C. charge
D. acquire
个人网上银行“我的债券”—“债券交易”提供如下哪些服务功能:()
A.债券信息查询
B.成交查询
C.认购委托
D.柜台交易委托
E.债券挂单交易撤单