2006年9月21日 格林尼治标准时间13:42更新
London is not only the UK's capital, but is also the strongest performing economic area in Britain.
Over the years London's economy has changed from a manufacturing economy to one based on financial services.
What does this mean for the people who live and work there?
Listen to John's report. Afterwards you can take a quiz based on what you've heard.
Do you have a question about Britain?
你有没有对英国的疑问?
Then email us at chinaelt@bbc.co.uk or
欢迎你把问题通过电子邮件发给我们:肠丑颈苍补别濒迟蔼产产肠.肠辞.耻办