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In a formal presentation, presenter may take questions throughout the presentations.
In a formal presentation, presenter may take questions throughout the presentations.
A.正确
B.错误
正确答案：错误
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学术交流英语
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An introduction gives audience an overview of what is going to be talked about.
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An （） is one of the effective attention getters, for a story related to the topic paints a clear picture in audience’s mind and helps them interpret the speaker’s words.