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选修8《Using LanguageⅡ》优质课PPT课件下载
The heel of these shoes is a machine that makes electricity with every step you take. You will never need to buy batteries again.
Electric shoes
Pre-reading
You will never have to worry about having your bike stolen again. If you use our inflatable bike, you can simply let the air out and put your bike in a bag.
Inflatable bicycle
Never throw away or wash chopsticks again. These chopsticks are both delicious and environmentally friendly. Save trees and have a snack at the same time –they come in five different flavours.
Edible chopsticks
The Problem of the Snakes
Reading
Skim the whole passage and get the main idea:
The text narrates(叙述) the problem of the _______ and presents the procedures of _____________ and applying for ________.
snakes
catching them
a patent
Reading
Para
Stages in the inventing process
Example in this story
1
2
Find a problem
The snakes must be caught but not harmed.
Do research
Look for the ways to get rid of snakes and research the habits of
them.