When giving out a speech, it's necessary to start with an introduction. The part of an introduction that is actually needed in longer speeches but not necessary in a short speech to introduce yourself to the class is:
- A detailed preview statement.
Let's understand this better.
<h3>Preview Statement</h3>
A preview statement is necessary because it enables the listeners to know how the development of the speech will go.
We can see a preview statement as a roadmap. It gives direction which helps to bring the speech to a successful conclusion.
Thus, for longer speeches, it's necessary to start with a preview statement. Such preview statement is not necessary in short speeches.
Learn more about statement on brainly.com/question/947926
