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译林2003课标版《Reading(1)：The evolution of video and sound devices》精品PPT课件优质课下载
air-conditioner
A usually automatic machine for washing clothes.
washing machine
An electrical appliance that can be used to keep carpets clean.
vacuum cleaner
An appliance with different channels for providing different programs to enjoy.
TV
An appliance, a cabinet, or a room for storing food or other substances at a low temperature.
refrigerator
What kind of TV do you have at home?
Is it quite different from the TV that we
saw in the past?
Skimming
for
general ideas
The information in this article is organized _________.
A. by paragraphs
B. in order of place
C. by concepts
D. by sub-topics
team work
Reading Comprehension I
Skimming
types
_______history of sound devices