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11 High-Tech World
1 Look at the photos on this page. How
are they connected? What are the
similarities and differences? Which
photo comes from a developing country
and which from a developed country?
2 What problems are faced by the people
living in a developing country? How can
technology improve their lives?
DVD 11 Watch this short video about an
invention. How many hours of electricity
are generated by 30 minutes of play? How
do you think this invention works?
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