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选修7《Lesson 3 Epidemics Explained》精品PPT课件优质课下载
AIDS,
cancer,
Bird flu,
heart disease,
SARS,
stomachache
epidemic
a kind of disease
which spread quickly
among many people
in the same place
for a time.
Epidemics throughout history
What is the writer’s purpose of writing the article ?
To introduce some experiments about how to
treat the epidemics
B. To introduce several epidemics in the history and hope to foresee and prevent them in the future
To introduce the causes of different epidemics in
the history
D. To introduce how the countries fight against epidemics
√
√
What kind of article is it ?
A. Narrative writing
B. Persuasive writing