【名校课件】高中英语选修六《Unit5ThepowerofnaturewarmingupandReading1》课件(人教版)吉林长春五中.ppt

【名校课件】高中英语选修六《Unit5ThepowerofnaturewarmingupandReading1》课件(人教版)吉林长春五中.ppt

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【名校课件】高中英语选修六《Unit5ThepowerofnaturewarmingupandReading1》课件(人教版)吉林长春五中.ppt

Remember what happened on Dec 26, 2004? What do you know about volcano? Do you know how a volcano erupts? 1.Why is a volcanologist’s job important? Volcanologists study volcanoes so that they can warn people when the volcano is going to erupt and so save many lives. 2. Why is the lava that flows on Mount Kilauea more dangerous than the actual eruption? The lava flows down the mountain and can cover up or burn villages in its path. The rocks that erupt from the volcano usually don’t damage anything because no one lives near the crater. 3. Why did the scientists have to get close to the volcano after it began erupting? The scientists needed to get samples of the lava so they could study them. 4. What does the writer find impressive about volcanoes even after studying them for 20 years? The author is impressed by the beauty of the eruption and also by its potential to cause great destruction. Check the answers to Ex. 1 on page 35 I went to a tea house with tow friends last weekend but all they talked about was volcanoes. I was so _____ that I fell asleep. A tourist very foolishly took a risk by walking right to the edge of an active_________. I carefully __________________ over the fallen rocks and returned to the car. Nothing can ______________ the experience of standing close to an active volcano for the first time. Can volcanologists predict when a volcano will_______. The sight of hot lava entering the sea at dawn was___________. Check the answers to Ex. 2 on page 36 The eruption of Mount Vesuvius in 79AD took people in Pompeii by surprise. It was so quick and so severe that the town was soon covered in _____ and ______. Many houses in the town were __________________. It was an ________ disaster for many people who could not get away in time. A writer named Pliny, who was there during the ________, described how lava was thrown into the air like a ________. ______________ many of the townspeople, _________at the _________ sight of Vesuvius erupt

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