外研版英语必修一Module5Readingandvocabulary课件(3)

Tu Youyou ， a 84-year-old lady， has become the first Chinese woman to win a Nobel Prize, for her work in helping to create an anti-malaria medicine. • 1. which is the longest river in China？ • 2. Can oil mix with water? • 3. Which is the first cloned animal? • 4. Who discovered gravity? • 5. Can plants grow in the South Pole? • 6. Can people be drowned in the dead sea? • 7. Who first landed on the moon? • 8. Which is the highest mountain? • 9. Which is the largest country in area in the world? Competition Word guessing liquid mixture oxygen electricity expand contract 1. something that flows freely and is not a solid or gas, for example water or oil 2. a combination of different things 3. a colourless gas that is necessary for people, animals and plants to live 4. a form of energy that we use every day, without which we would be in dark at night 5. to become greater in size or number 6. to become less or smaller Put the words in pairs or groups. Page 41 Activity 2 Page 41 Activity 3 Put the following words in the right place electricity iron metal steel air glass natural man-made both electricity iron some metals air steel some metals glass electricity and some metals K potassium Na sodium Mg magnesium Zn zinc Cu Copper Ca Calcium Al Aluminium Listen to the tape and choose the best title for the passage. The Different Uses of Metals The Reaction of Metals The Reaction of Metals with Oxygen Passage A Step I Pre-reading Put these words in the correct order to describe the stages of a scientific experiment. conclusion aim result method When we do an experiment, we should first of all have an ____.We should use proper _______.We should find out the _____and get a_________. aim methods result conclusion Step II Careful reading Read passage A carefully and answer: 1. Which of the metals in the table reacts the most with oxygen and water? 2. What happens when you heat calcium in oxygen? 3. Which metals react with steam? 4. Does iron have a slow or fast reaction with steam? 5. Does copper react with water? Potassium, calcium and sodium. It burns to form an oxide. Magnesium, aluminium and zinc. It has a slow reaction. No, it doesn’t.