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人教2003课标版《Using LanguageⅡ》精品PPT课件优质课下载
Para.1:
Question: Why did Leonardo need to invent things for his employer when he was such a great painter?
Answer: Because paintings did not always
provide a steady income, he need to earn
money in other ways.
Para. 2, 3&4:
Blank-filling: What did Leonardo invent?
Leonardo da Vinci was really good at inventing __________ and was always interested in the use of mechanical ______ . Based on it, he came up with many designs.
Reading task (page 66)
machines
gears
Propeller(螺旋桨) for flying machine
-- Leonardo da Vince
Scythed chariot刀轮战车
-- Leonardo da Vince
Listening task (page 67): What Can it Be?
tent roundabout caravan metal guidebook
Before you listen to the tape, be sure you know the meanings of the words below.
Listening task: Listen and fill in the chart.
Do you agree with the people on the tape? What do you think it was?
The possibilities
Reasons for
Reasons against
1. a roundabout
2. a tent