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Distracting mannerism and verbal habits are acceptable in public speaking.
Distracting mannerism and verbal habits are acceptable in public speaking.
A.正确
B.错误
正确答案：错误
标签：
口语与演讲
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In public speaking, we should avoid slang, jargon, and bad grammar.
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Vocal variety are the changes in a speaker’s rate, pitch, and volume that give the voice interest and expressiveness.