On average, a person speaks at a rate of

Extemporaneous speaking allows the speaker to focus on an exact word choice.

The purpose of the thematic statement is 

The prefix in Metaphysis is:

When citing a source in your speech, many times the published work and the date published, as well as the author/source, and the qualifications of the author are mentioned.

Statistics speak for themselves. 

The introduction of a speech starts with

When preparing your speech, there are three main parts to consider:

The prefix in Osteomyelitis is:

Brainstorming is helpful. It leads to finding ideas and solutions that may not be obvious but are useful.