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《Learning about Language》新课标PPT课件优质课下载
Unit 3 Computers
Period
1 Grammar Learning
The Present Perfect Passive Voice
Teaching aims:
Learn and master the structure and usages of the Present Perfect Passive Voice .
2.Do some exercises about the Present Perfect Passive Voice .
Lead-in
Are you familiar with these computers? Can you call them?
palmtop
laptop/ notebook
desktop PC
WW PC
wrist-worn/wearable PC
A wrist-worn PC has been invented recently.
A pen-like computer has already been developed.
The new campus of Tianzhu No.1 Middle School has already been built .
The houses have been destroyed by the storm.
I. Read the sentences from the text, paying attention to the underlined parts.
Over time I have been changed quite a lot.
2. …, I have been used in offices and homes since the 1970s.
3. … I never forget anything I have been told!
4. Since the 1970s, many new applications have been found for me.
5. I have also been put into robots and used to make mobile phones as …
Task1. Presentation