对于当前铁塔存量站点的代维合同，铁塔公司采用（）的方式，合同期限为（）。
参考答案：承接原运营商代维合同；2016年10月31日
Thousands of works of art, ________ the most famous paintings, were ________ during the war.
A．included; missed
B．including; missing
C．included; missing
D．including; missed
SMTP协议规定信件必须是二进制文件。
