Seven Types of
Evidence It is important to learn to use evidence
in argumentative writing, because without evidence, you can’t persuade
anybody of anything. Usually seven types of evidence are used. Ⅰ.
Expert Testimony Expert testimony is useful because it comes
from somebody with special knowledge and has been tested by
others. There are three kinds of expert testimony:
facts, informed opinions, and (1) ______.
(1)
______ The first two can be safely used in your writing, but
the third may be dangerous, because they are just what is possibly
true. Ⅱ. (2) ______
(2) ______ This
refers to data that can reveal some information. Strong evidence of this type
should be valid, accurate, and (3) ______.
(3) ______ Ⅲ. Examples Examples are widely used
in our daily life. Examples can serve three purposes. First,
clarify meaning. Second, provide reason for justification. Third, (4)
______.
(4) ______ Ⅳ. Personal Experience
Writer can use his own experience to support an argument. But if the
experience is (5) ______, the
(5) ______ argument will not be very forceful. Ⅴ.
Analogy Analogy is a comparison of apparently
dissimilar things. Analogy can make unfamiliar topics (6)
______, (6)
______ but it is not enough to prove anything. 6. Known
Facts Known facts are facts that are known to (7) ______.
(7) ______ They can be
used as a type of evidence. 7. Logic and Reasoning
Logic and reasoning may be used in two situations. One,
(8) ______ is not available.
(8) ______
Two, the writer wants to strengthen the persuasiveness of his
factual evidence. 8. Three Criteria for Good Evidence
1. relevant 2. (9) ______
(9)
______ 3. (10) ______
(10) ______