Purpose and Tone
Purpose
Author's write with a reason in mind,and you can better evaluate their ideas by determinating what a reason it is.
The author's reason is also called the porpuse of the selection.
3 common porpuses:
1.To inform.
2. To persuade.
3.To entretain.
Tone
The writers tone reveals the attitude that he or she has toward the subject.
Irony
One commonly used tone is the irony.Irony involves a contrast between expectation and reality.
Topic principal
Summary
The video explain the porpuse and tone of the author's, it also gives you examples.