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3.对于新冠肺炎的易感人群,目前比较可行的防护措施是( )
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If we get nervous when speaking, it means we are poor speakers.
It is estimated that careful preparation can reduce anxiety by as much as 75 percent.
Recording ourselves is very important, and we should watch our videos at least 3 times.
If you get nervous, there is no need to look at the audience.
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