It seems to some experts that there are only three commonly-used vedio websites in this area: 56.com, Youku.com, Tudou.com and they_______ 90% of the market.(成都市)

A．make up

B．put up

C．set up

D．take up

执行如下语句： a=InputBox("Today","Tomorrow","Yesterday",,,"Day before yesterday",5) 将显示一个对话框，在对话框的输入区中显示的信息是______。

A．Today

B．Tomorrow

C．Yesterday

D．Day before yesterday