英语听力精选进阶版 16077（在线收听）

WBR: Ukraine and Russia gas dispute 30 May 14

Fri, 30 May 14

Russia and Ukraine disagree about a $2 billion gas bill. Could the rest of Europe end up feeling the chill? Also, technology firms have to be more open about conflict minerals in mobile phones and computers. Is there really a way of making sure dodgy tin or tantalum never make it into your device? And to mark the centenary of Dylan Thomas's birth, we look at the economic effect of having a dead poet's home as a tourist attraction.