Beijing will be the centre of the world's attention.

北京将是世界关注的中心。

A: The Olympics will be on television all round the world.

A: 世界各地都将通过电视观看奥运比赛。

B: There'll be millions watching it on TV.

B: 将有数以百万计的人将通过电视观看比赛。

A: The whole world will be watching.  It's a real global¹ event.

A: 整个世界都将观看比赛，那将是全球的大事。

B: It's good for Beijing, and for China. The eyes of the world will be on Beijing.

B: 这对北京以及中国都有好处。北京将成为世人关注的焦点。

A: Yes, for a few fantastic weeks, Beijing will be the centre of attention.

B: 是的，在几个激动人心的星期里，北京都将成为人们关注的中心。

1. Remember when you are talking about the future, use will / will , eg: The Olympics will be on television everywhere / The Olympics will be on television everywhere ; The whole world will be watching / The whole world will be watching.
记住用will / 将要来谈论未来的事情。例如：The Olympics will be on television everywhere / 各地都将通过电视观看奥运比赛。The whole world will be watching / 整个世界都将观看比赛盛况。

2. You can use shorter versions² of will / will, eg There'll be millions watching / There'll be millions watching.
你也可以用will / 将要的缩略形式。例如：There'll be millions watching / 将有数以百万计的人观看比赛。

3. When you describe something which involves³ the whole world, or most of the world, you can use global / global, eg It's a global event / It's a global event.
 当你描述某件和全世界或者全世界的大部分有关的事情时，你可以用global / 全球的这个词。例如 ：It's a global event / 这是个全球性的大事件。