Monday saw_______grand opening ceremony, with fireworks and 6,000 gusts, for______        world’s tallest tower, the Burj Dubai.

A．a; the

B．the; a

C．a; a

D．the; the

下列是模板声明的开始部分，其中正确的是【 】

A．template＜T＞

B．template＜class T1,T2＞

C．template＜class T1,class T2＞

D．template＜class T1；class T2＞