第二亚欧大陆桥在我国境内的铁路干线是[ ]

A．陇海线-兰新线  

B．京包-包兰线  

C．京哈-京广线

D．浙赣-湘黔线

The meeting was _____ when the chairman fell ill.

A．put down

B．shut out

C．cut short

D．taken off