When we use the word “constraint” with regard to public speaking, we are referring to any limitation or restriction you may have as a speaker.
A. 对
B. 错
Your purpose is related to the occasion and is the goal you want to achieve through your speech.
A. 对
B. 错
To inform your audience, you'll need to use rhetorical techniques, metaphors, and convincing evidence from experts to show them that they should do something.
A. 对
B. 错
The context of a speech is the set of circumstances surrounding a particular speech.
A. 对
B. 错