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The BBC World Service is one of the most widely-recognised international broadcasters，currently broadcasting in 32 languages to many parts of the world via analogue and digital shortwave，Internet streaming and podcasting，satellite，FMand MW relays．It is politically independent，non-profit and commercial-free．It broadcasts radio and television programmes．

The English language service broadcasts 24 hours a day．In June 2009 the BBC reported that the World Service's average weekly audience had reached 188 million people．

International Monetary Fund(IMF)国际货币基金组织

The International Monetary Fund(IMF)is a private international organization that oversees the global financial systemby following the macroeconomic policies of itsmember countries，in particular those with an impact on exchange rates and the balance of payments．It is an organization formed to stabilize international exchange rates and facilitate development．Italso offers financial and technical assistance to its members，making it an international lender of last resort．Its headquarters are located in Washington，D．C．，USA．

YouTube is a video sharing website where users can upload，view and share video clips．Three former PayPal employees created YouTube in February 2005．In November 2006，YouTube，LLCwas bought by Google Inc．for US$1.65 billion，and is now operated as a subsidiary of Google．