文档介绍：Purposes of Supporting Materials
Tea is popular.
Large quantities of tea are consumed by people around the globe.
Tea is second only to water as the world’s most consumed beverage. More tea is consumed each year than all other manufactured drinks in the world put together, including coffee, chocolate, soft drinks and alcohol. Total tea consumption is 4 billion kilograms annually.
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Learning Objectives:
Supporting your ideas by:
examples
statistics
testimony
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Key Terms
Supporting materials
example (brief ,extended , hypothetical )
Statistics (single, multiple)
Testimony (expert, peer)
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Purposes of Supporting Materials
Clarity
Vividness
Credibility
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Types of Supporting Materials
1
2
3
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Examples
Brief
Extended
Actual
Hypothetical
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Tips for using examples
Make examples vivid and richly textured
Reinforce examples with statistic or testimony
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Narration
Personal
Third-person
Second
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Statistics
Single
Multiple
Tips:
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Statistics
Don’t rely exclusively on statistics.
Use representative statistics
Identify the sources of statistics
Form reliable sources
Round off.
Explain statistics
Use presentational aids.
Stress their impact.
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