维生素B1日摄取最低必需量为()
A.1mg
B.1.5mg
C.2mg
D.2.5mg
E.3mg
参考答案:A
开通影号业务有几种方式?()
A.短信;
B.网站营业厅;
C.营业前台;
D.以上都是。
In recent years, TCP/IP has also begun to be used by telephone companies to provide faster, cheaper telephone (67)
A.transmitting
B.transmited
C.transfers
D.transmissions