Unit6 When was it invented Section A 2a-2d 课件 2024-2025学年人教版九年级英语全册

Section A 2a-2d Unit6 When was it invented? Talk about the history of inventions. The passive voice. Language Goals: Grammar Focus: 年份的读法 两个数字一组，分为前后两组 1 2 1865 eighteen sixty five 1989 千年的读法 two thousand 2001 two thousand and one nineteen eighty nine 3 前两个数字不为零，后两个数字为零。 eighteen hundred 1900 nineteen hundred 4 非四位数的年份的读法！ 531 five hundred and thirty-one Who will the iphone remind you of when you see it ? Steve Jobs Jobs________ iphone. invented Iphone ______________ Jobs. was invented by Iphone is one of the greatest _________ in the world. inventions Jobs is a great ________. inventor Iphone ____________ in 2007. was invented What do you think iphone is used for? I think it is used for talking with people. watch movies send emails surf the Internet listen to music talk with peiople … It’s also used for ___________. What else __the iphone___________? play games count is used for useful Besides iphone, there’re also many other useful inventions in the world. 7 I think it __________ … What __ the ...___________? is used for is used for Pairwork When were they invented? 8 ______ Shoes with special heels _______ shoes with lights _______ ice cream scoop runs on electricity 2a.Listen and number the inventions in the order. 3 1 2 2b. Listen again and complete the chart below . Invention What is it/are they used for? shoes with special heels _____ the style of the shoes shoes with lights seeing ___________ hot ice cream scoop ______ really cold ice cream changing in the dark serving Invention Inventor Time Usage (用途) telephone Bell 1876 making phone calls computer an American 1976 getting information light bulb Edison 1830 giving light camera a Frenchman 1837 taking pictures bike an Englishman 1839 riding basketball James 1861 playing Make conversations according to the table. who when what Practice: --What’s it used for? --It’s used for… --What is this in English? --It’s a… 2c Make conversations using the information in 2b. A: What are they used for? B: They’re used for…. Listen and answer the questions. 1. Why do people need shoes with light? 2. How do people change the style of the shoes? Because people always hit their toes on something on the way to the bathroom. You can move the heels up and down. The first invention is shoes with ________. People always hit their toes on __________ on the way to the bathroom at night. So people can use them for ______ in the ______. The second invention is a special ice-cream ______. It runs on _________ and becomes hot. It’s _____ for serving really _____ ice-cream. The last invention is shoes with special _____. People can move the heels ____ and ______. You can _____ the heels if you are going to a ______ or ______ them if you are just going out for _________. Listen again and fill in the blanks. something seeing dark lights scoop electricity used cold heels up down raise party lower shopping Four ancient inventions things invented long long ago compass gun powder printing活字印刷 Paper making 造纸术 inventions paper making printing 造 纸 工 艺 流 程 图 in Han Dynasty Cai Lun in Song Dynasty Bi Sheng A: When was it invented? B: It was invented in… A: Who was it invented by? B: It was invented by ... things invented long long ago 汉朝 宋朝 inventors Talk! My favorite invention is the shoes with special heels. They are used for …. You can …. You can …. What’s your favorite invention? ... Some people always …. They are used for …. …. It runs on …. It is used for …. A: What do you think is the most helpful invention? B: I think the most helpful invention is the computer. A: Why? B: Because it is used for searching the in formation quickly. It helps me search the information that I need. Name Helpful invention Why Because it helps me search the information that I need. … … A survey Julie computer Ann Invention Inventor Time Usage (用途) telephone Bell 1876 making phone calls computer an American 1976 getting information light bulb Edison 1830 giving light camera a Frenchman 1837 taking pictures bike an Englishman 1839 riding basketball James 1861 playing Make conversations according to the table. who when what 拓展提升 达标训练 ( ) 1. The kind of cup is used _______ drinking. A. to B. as C. by D. for ( ) 2. My mother ________ to give a speech at our school last month. A. invites B. was invited C. is invited D. invited ( )3.I think the short story ______by Lu Xun. A. is writing B. is written C. written D. was written ( )4.—Who _____ the light bulb___? —Edison. A. was; invented B. is; invented C. was; invented by D. did; invented by D B D C Exercise Ⅰ. 单项选择 1. It was invented _________Edison . A.by B.in C. for D.to 2. This watch __________ China. A. was made in B. was made by C. was made from D. was made of 3. —— _______was the car invented? ——It was invented in 1983. A. When B. Why C. How D. Who 4._______it rained yesterday, I still went on a trip. A. Although B. But C. Because D. And 5. Basketball ________ by people all over the world. A.is enjoyed B.is like C. love D. enjoyed 句型转换 1. The personal computer was invented in 1976. (对划线部分提问) _________ __________the personal computer _________? 2. The shoes with lights were invented by Julie Thompson. (对划线部分提问) _________ _________the shoes with lights _______ _______? When was invented Who were invented by 3. Knives are used for cutting things. (对划线部分提问) _______ _______ knives _______ _______? 4. A Chinese named Cai Lun invented paper. (改为被动语态) Paper _______ _______ _______ a Chinese named Cai Lun. What are used for was invented by $$