With a travelling speed of up to 350 kilometres per hour the railway to be built between

问题补充：

With a travelling speed of up to 350 kilometres per hour, the railway to be built between Beijing and Shanghai the journey time from 12 hours to 5 hours．

A. cuts

B. will cut

C. is cutting

D. has cut

答案：

A. cuts

(答案→)B. will cut

C. is cutting

D. has cut

解析：考查时态。句意“将要被建的北京至上海的铁路，时速达350Km/时，将把两地的旅途用时从12小时缩短到5小时。”根据to be built可知，铁路是将要建设，故用将来时。故选B。