Unit 6 When was it inventedSection B (1a～1e) 教学课件 2025-2026学年人教版（2012）九年级英语全册

Unit 6 When was it invented? Section B (1a-1e) 年 级：九年级 学 科：英语（人教版） 基础教育精品课 页面统一为16:9宽幅画面比例尺寸；PPT统一格式为PPT或PPTX。 中文： 1. 课名：微软雅黑48号字； 2.（第一课时）：微软雅黑32号字； 3.学校名称：请填写全称； 4.学科、年级、主讲人、学校：华文楷体28号字（具体根据文字量可适当调整）。 英文 1.课名：字体以Times New Roman为主，字号一般使用32—36号，特别强调可以用40号； 2.（Period 1）：字体使用Arial，字号为28； 3.正文一般用24—28号，特别强调可用32号。 注意标点的规范（例如：中文省略号为……，可用Shift+数字键6打出中文省略号，英文省略号为…） 1 Learning Objectives 2.Use listening skills to find main idea and detail information. such as predict the content based on the picture ;Pay attention to the wh-questions to find specific items. By the end of this class, you will be able to 1. Master some words to describe different tastes。 3.Talk about the invention of potato chips using passive voice. 4.Thinking creatively through know more creative inventions. 请注意： 1.正文标题为：黑体，30号字； 2.正文内容为：华文楷体，尽量不小于24号，特殊辅助性文字不低于18；根据文字量可适当调整。内容文字一行一般不能超过28个字，单页文字一般不能超过8行。 3.拍摄版本呈现内容务必与上传版本呈现的内容完全一致。 英文 1.正文标题为：以Times New Roman为主,可搭配使用Arial。字号为32—36号，特别强调可以用40号。 2.正文内容为：以Times New Roman为主,可搭配使用Arial。字号为24—28号，特别强调可用32号。 3.英文每行一般不能超过15个单词；单页文字一般不能超过8行。 2 Lead-in Do you like shopping? Let’s go shopping! 请注意： 1.正文标题为：黑体，30号字； 2.正文内容为：华文楷体，尽量不小于24号，特殊辅助性文字不低于18；根据文字量可适当调整。内容文字一行一般不能超过28个字，单页文字一般不能超过8行。 3.拍摄版本呈现内容务必与上传版本呈现的内容完全一致。 英文 1.正文标题为：以Times New Roman为主,可搭配使用Arial。字号为32—36号，特别强调可以用40号。 2.正文内容为：以Times New Roman为主,可搭配使用Arial。字号为24—28号，特别强调可用32号。 3.英文每行一般不能超过15个单词；单页文字一般不能超过8行。 3 We bought pears, watermelons and ice-cream. How does the food taste? Sweet. 请注意： 1.正文标题为：黑体，30号字； 2.正文内容为：华文楷体，尽量不小于24号，特殊辅助性文字不低于18；根据文字量可适当调整。内容文字一行一般不能超过28个字，单页文字一般不能超过8行。 3.拍摄版本呈现内容务必与上传版本呈现的内容完全一致。 英文 1.正文标题为：以Times New Roman为主,可搭配使用Arial。字号为32—36号，特别强调可以用40号。 2.正文内容为：以Times New Roman为主,可搭配使用Arial。字号为24—28号，特别强调可用32号。 3.英文每行一般不能超过15个单词；单页文字一般不能超过8行。 4 Salty I bought salted duck eggs, bacon and salt. How does the food taste? /ˈsɔːlti/ 5 I bought oranges, lemons and vinegar. How does the food taste? Sour. /ˈsaʊə(r)/ 6 I bought potato chips. How does the food taste? Crispy. /ˈkrɪspi/ 7 What kind of food do you like? Which taste do you like best? 8 Words to describe the food 酸的 甜的 苦的 辣的 咸的 脆的 新鲜的 sour sweet bitter hot/spicy salty crispy fresh 软的 硬的 多汁的 健康的 厚的 薄的 好吃的 soft hard juicy healthy thick thin delicious Pre-listening 9 1a The words in the box describe how food can taste. Write them under the correct pictures. Some pictures have more than one word. sweet crispy salty sour ______ _______ _______ ______ ______ ________ _______ ______ crispy sour salty sweet salty juicy delicious 10 Write the name of a different food after each word. 1b I think bananas and watermelons are sweet. sweet ____________________ crispy ________________________ salty ________________________ sour _____________________ banana watermelon Nanjing salted Duck fried chicken vinegar cookie salted duck eggs lemon oranges 11 Prediction They are talking about potato chips. What are they doing? Do you know how potato chips were invented? Tip: You can predict the conversation based on the picture . 12 Read the following sentences, underline the key words. T F T F T F T F T F T F 1c 1. Potato chips were invented by mistake. 2. They were invented in 1863. 3. The customer thought the potatoes were not thin enough. 4. The customer said they were not salty enough. 5. George wanted to make the customer happy. 6. The custom was happy in the end. 错误地；无意中 顾客；客户 足够咸 最后，终于 1. Potato chips were invented by mistake. 2. They were invented in 1863. 3. The customer thought the potatoes were not thin enough. 4. The customer said they were not salty enough. 5. George wanted to make the customer happy. 6. The custom was happy in the end. 13 Listen and circle T for true or F for false. 1c 1. Potato chips were invented by mistake. T F 2. They were invented in 1863. T F 3. The customer thought the potatoes were not thin enough. T F 4. The customer said they were not salty enough. T F 5. George wanted to make the customer happy. T F 6. The customer was happy in the end. T F While-listening 14 Listen again. Complete the sentences. 1d The History of Potato Chips Do you know how potato chips were invented? Potato chips _____________ by a cook called George Crum. They were invented in _____. George Crum cut the potatoes really, really _____ and then cooked them for a long time until they were ______. Finally he put lots of salt on them so they were ______. were invented 1853 thin crispy really salty 15 Listen and answer 1. Who were potato chips invented by? They were invented by a cook called George Crum. 2. When were potato chips invented? They were invented in 1853. 3. What did the customer think of the potato chips George cooked at first? He thought they were cut too thick. 4. How did George cook the potatoes then? He cut the potatoes really, really thin and cooked them for a long time until they were crispy. And he put lots of salt on them so they were really salty. 16 Do you know how to make potato chips? 1 2 The potatoes are cut very thin. 4 3 They are cooked for a long time. Some salt is put on them. They become crispy. Retell the steps. Post-listening 17 The History of Potato Chips When Who How Result Why 1853 George Crum The customer said the fried potatoes were cut too thick and sent them back to the kitchen. George was angry. 1. Cut the potatoes really, really thin. 2. Cooked them for a long time until they were crispy. 3. Put lots of salt on them. The customer loved them and asked for more. Fill in the mind map, then retell. 18 Do you know potato chips were invented ? They were invented by a ______called George Crum in . 1 Retell the story Who When by mistake cook 1853 19 2 What happened ? One day a customer _______a plate of fried potatoes. When they came, he said they________ too ______ and sent them back to the kitchen. ordered were cut thick 20 3 George was so angry that he cut the potatoes really ,and cooked them for a long time until they were . Then he put lots of salt on them, so it tasted . He thought the customer would hate them. What happened ? thin crispy salty 21 4 What happened ? However, the customer them and . And we’re still eating them today. loved asked for more 22 Post-listening Make a conversation about the invention of potato chips 1e 23 Creative Inventions Creative inventions come from small things in life. 24 Summary 1.Some words and phrases: crispy, salty, sour, sweet. by mistake, thin enough, salty enough, in the end. 2.Listening skills help us understand the text better: Predict by the picture; underline the key words before listening help us understand the text better . 3.Use passive voice to introduce the invention of potato chips. Potato chips were invented by George Crum in 1853. ... 25 1. Finish the exercise on students’book. 2.Find more accidental inventions on the internet.and use passive voice to make a report of the invention. Homework 26 null 8019.6157 null 7810.6353 ¡¾¿Î¼þÕ¾www.kjzhan.com¡¿ÊÕ¼¯ÕûÀí,Ãâ·ÑÏÂÔØ, track 6 2014 δ֪ 74370.055 ÇúÄ¿ 11 δ֪ ÎÞ±êÌâ - 14-08-15 (1), track 11 δ֪ 73011.555 eng - Track:Comments null 64912.9 $$