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It is the chairperson’s responsibility to announce the opening of the conference and give a welcome speech.
It is the chairperson’s responsibility to announce the opening of the conference and give a welcome speech.
A.正确
B.错误
正确答案：正确
标签：
理工学术英语
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The person who chairs a meeting works as an instructor.
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The chairperson should remind the speaker when they are running short of time.