校级公开课九上U4T1SB.ppt

Unit 4 Amazing ScienceTopic 1 When was it invented? Section B Who made it? What’s it made of? What’s it used for? What’s Kangkang’s dream? 1.Try to retell 1a of Section A. Step1 Review 2. Fill in the blanks with the right preposition. 1.The desk is made _____ wood. 2.The red wine is made _____ grapes. 3.This delicious cake was made ___my mother. 4.Glasses are made ___ glass. 5.Our group is made up ___ four students. 6.That kind of machine is made _____Japan. of from of of by in plastic /Japan /in 1985 A: What’s a laptop made of? B: It’s made of plastic. A: What’s it used for? B: It’s used for studying, working and playing. A: When and where was it developed? B: It was developed in Japan in 1985. 3.Look and talk about the picture. MP3 player plastic Korea, 1998 listen to music mobile phone plastic America,1973 communicate easily digital camera metal and plastic America, 1975 take photos Please choose one to talk with your partner. What’s a/an …made of? What’s it used for? When and where was it developed? A:What’s this ? B:It’s … A:Who invented it? B: It was invented by … A: When was it invented ? B: It was invented… Step 2 Listening 1. Listen to 1a and choose correct answers. ( ) 1. Where are Michael and Jane? A. In the science museum. B. At the school library. C. In the zoo. D. In the park. ( ) 2. Which object is not mentioned in the conversation ? A. Light bulb. B. Airplane. C. Television. D. Radio. 1a Look, listen and say. When was it invented? Who invented it? Look, a light bulb! ……… In 1895 in 1903 in 1879 2. Listen to 1a again and match them. 3. Look, listen and say. 1c Read1a again and complete the table. Invention Inventor Year light bulb Guglielmo Marconi 1903 radio airplane Thomas Edison Wilbur and Orville Wright 1879 1895 The … was invented by … in …. were/was　+　v.的过去分词 2. Read 1a again and find sentences with pass