单项选择题

Questions 9 to 12 are based on the conversation you have just heard.

A．International trade.
B．Business studies.
C．Information technology.
D．English.

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单项选择题

A．Huge increase in the number of public relations companies.B．Shrinking cultural differences.C．New communications technologies.D．PR efforts in other countries.

A．Huge increase in the number of public relations companies.
B．Shrinking cultural differences.
C．New communications technologies.
D．PR efforts in other countries.

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