英语听力精选进阶版 15665（在线收听）

HS2 speed-up for north proposed

Mon, 17 Mar 14

HS2 chairman Sir David Higgins calls on the government to "accelerate" the northern section of the ￡50bn high-speed rail project. Manufacturers say 2014 has got off to an excellent start, with surging orders at home and abroad. We ask why business is booming. Could the future of housing be green? We find out why garden cities are making a comeback.