山东省临朐实验中学高一英语新人教版必修3课件《book3,unit4astronomythescienceofthestars》reading.ppt

Reading ;What do you know about astronomy?;What are in the pictures?;;1. In our solar system eight planets circle around the sun. What are they? Can you name them with your partners? Then match the names with the planets? Look at the picture and work in pairs. Then check your answer with other pairs. ;;2. What interests you in astronomy? Do you know any questions that astronomers are interested in? Discuss in groups of four and then each group leader reports the ideas to the whole class.;Pre-reading;;2. Read the text quickly to check if the idea in the text is different from those you have already known about.;;Main Body;;10;Read the text carefully and think about what you have read and discuss these questions in pairs. ;1. Why was the earth different from the other planets? Because water remained on the earth. 2. Why did the plants grow before the animals came? Because plants provided oxygen for animals to breathe. 3. Why is it wrong to show films with dinosaurs and people together? Because dinosaurs died out long before human beings developed on the earth. ;4. There used to be nine planets in the solar system. Recently scientists have decided that one of them can no longer be considered a planet. Do you know the name of that planet? Do you know why they removed it? The name is Pluto. Scientists now think it is too small to be called a planet. 5. What problem is caused by human beings? Human beings cause global warming.;1. Which words, phrases, structures, or sentences are difficult for you to understand? Underline them, guess using context and then ask your teacher. 2. Read aloud after the tape, paying attention to pronunciation, intonation and rhythm.;Retell the text, and then write a summary (about 100 words) of the text in your own words.