Unit4 Welcome to unit （ppt课件） -2023新牛津译林版（2020）《高中英语》必修第三册.pptx

1、Lead inLead-in1.Have you ever dreamt of becoming a scientist?2.Who do we refer to when talking about“scientists”?The scientist is motivated primarily by curiosity and a desire for truth.Irving Langmuir 科学家的驱动力主要是好奇心和对真理科学家的驱动力主要是好奇心和对真理的渴望。的渴望。欧文欧文朗缪尔，美国化学家、物理学家，朗缪尔，美国化学家、物理学家，因在表面化学上的贡献于因在表面化学上的贡献于

2、19321932年获得诺年获得诺贝尔化学奖。贝尔化学奖。What is the scientist?PresentationPresentationPatientCourageousCreativePersistentHard-workingObjectiveThoughtfulCan you list other qualities?Game Time!PK What scientists do you know of?scientistsgreat1 point 1 point2 points2 pointsShow AnswerBack to boardIsaac Newton11Bac

3、k to BoardYuan LongpingThe Father of Hybrid rice（杂交水稻）（杂交水稻）2Super riceBack to board3Qian XuesenThe Father of China Aerospace（航空）（航空）Hydrogen bombatomic bombMan-made satelliteBack to BoardTu YouyouNoble Prize winner4PresentationWatch the video and finish the following exercises.P43 graduated fromsuc

4、ceeded in developingmade great contributions to237 weeks Yuan Longping has an asteroid（小行星）（小行星）named after him.In 1999,the asteroid project team who discovered it decided to honour this great man for his achievement in developing hybrid rice（杂交（杂交水稻）水稻）.The asteroid is called“Yuan Longping star”.Stephen Hawking fulfilled（实现）（实现）his lifelong dream of experiencing zero gravity（重力）（重力）,even though he was wheelchair-bound（坐轮椅的）（坐轮椅的）.His dream came true when he flew in a special zero gravity airplane in 2007.