Unit 4 Scientists who changed the world Welcome to the unit 1. Do you know some stories of the old scientists? Lead-in 2. Do you want to be a scientist? Lead-in Before-listening Do you know his significant contribution? Yuan Longping: In 1953: _____ In the 1970s: _____ In 2004: _____ Stephen Hawking: In 1942: _____ In 1988: _____ In 2002: _____ While-listening While-listening Yuan Longping In 1953: _____ In the 1970s: _____ In 2004: _____ He graduated from South-west Agricultural College. He succeeded in developing the first hybrid rice varieties. He won the Wolf Prize in Agriculture and the World Food Prize. While-listening While-listening Stephen Hawking In 1942: _____ In 1988: _____ In 2002: _____ He was born. A Brief History of Time was published and stayed on a bestseller list for 237 weeks. He was ranked number 25 in the BBC’s poll of the 100 Greatest Britons. While-listening Discuss the events you know about theYuan. Pair work Discuss the events you know about the Stephen Hawking . Pair work Discuss the events you know about the Stephen Hawking . Pair work 2. What are the similarities and the differences between the two scientists’ characteristics? Free talk What can you learn from these great scientists? diligence perseverance passion for seeking truth. Discussion Scientist determination knowledge persistence critical thinking diligence imagination self-discipline perseverance curiosity Discussion Can you list more characteristics about the scientists? Future thinking The scientists is motivated primarily by curiosity and a desire for truth. —Irving Lanmuir How do you understand this sentence? Which part of their life impresses you the most? After-listening Homework 1. Write a short passage about your inspiration after reading about the scientists’ stories. 2. Finish the workbook.
