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Speaking & Writing
Ex.8 p.79
Aim: to consolidate understanding of a text
• Ask Ss to read the text and write three questions based on it.
• Ss swap papers with a partner, answer each other's questions and evaluate the answers.
• Monitor the activity around the class.
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Suggested Answer Key
1 What is the oldest energy storage solution?
(Pumped hydroelectric facilities are the oldest energy storage solution. They involve pumping water uphill from one area to another and
generating energy as it flows downhill again.)
2 Why are lithium-ion batteries considered one of the best energy storage solutions? (They can store and deliver energy and are very efficient. They are also becoming less expensive to produce and purchase.)
3 How has the problem of overheating been addressed? (Experts have developed software that regulates the speed of charging.)
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Feedback:
“The praise” method
“Good job!
Well done!”
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Whiteboard
PPT (With words)
Pupils Book
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