题目内容：
The rise of multinational corporations (跨国公司), global marketing, new communications technologies, and shrinking cultural differences have led to an unparalleled increase in global public relations or PR. 【外语教育&网www.for68.com】Surprisingly, since modern PR was largely an American invention, the U. S. leadership in public relations is being threatened by PR efforts in other countries. Ten years ago, for example, the world‘s top five public relations agencies were American-owned. In 1991, only one was. The British in particular are becoming more sophisticated and creative. A recent survey found that more than half of all British companies include PR as part of their corporate (公司的)planning activities, compared to about one-third of U. S. companies. It may not be long before London replaces New York as the capital of PR.
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