为了成功举办2008年奥运会，北京计划投入230亿美元用于基础设施建设。据说一些外国公司已经注意到了这些商机。美国的一些公司打算在电信和信息技术方面提供产品和服务。英国的一些公司也正在围绕北京奥运会寻求商机，他们试图找到自己有优势的领域，如不污染环境的建筑技术等。

A．he could no longer afford to live without one
B．he wanted to work in the centre of London
C．he had received suitable training
D．he was not interested in any other available job

A．most parts of the country are covered by water
B．the country is constantly threatened by floods
C．it will promote the cultivation of flowers
D．people think it better to live on water