九年级英语when was it invented课件3

九年级新目标,Unit 9 When was it invented?,Section B,How do they taste?,crispy,salty,crispy,sweet,sour,sweet,sweet,soft,bitter,sweet,soft,salty,1a. Fill in the blanks with the words given.,sour,sweet, crispy, salty, sour,salty,sweetcold,bitter,1b. Write the name of a different food after each word.,sweet: crispy:salty:sour:,banana, apple, cakepotato chips, saladpizzagrape, lemon,2a.Listen and circle “T” or “F”.,1. The potato chips were invented by mistake. 2. They were invented in 1863. 3. The customer thought the potatoes werent thin enough. 4. The customer said they werent salty enough. 5. George wanted to make the customer happy. 6. The customer was happy in the end.,T,F,T,F,F,T,The history of chips _ that potato chips were invented by mistake? Chips _ by a chef called George Crum. They were invented in _. George Crum cooked them for a long time until they _. And he sprinkled lots of salt on them so they were _.,Did you know,were invented,1853,were crispy,really salty,2b. Listen again and complete the sentences.,2c. Pairwork,A: Did you know potato chips were invented by mistake?B: Wow, I didnt know that.Who invented them?A: it was invented by a chef called Geroge Crum.,3a.Read the article and answer the questions.,Who invented tea?,1. What is the article about? 2. When was it invented? 3. Who was it invented by? 4. How was it invented?,It is about the invention of tea.,It was invented over three thousand years.,It was in invented by Shen Nong.,It was invented by accident.,Match them into sentences.,The tea,wasnt brought,to the western world until 1610.,Shen Nong,was boiling drinking water,over an open fire,Some leaves,fell,to the water,The emperor,decided,to taste the hot mixture,3b. Write an article using the notes in the box.,A sample version,From pie plate to flying disk The flying disk was invented by college students. Flying disk is a metal pie plate. In the 1950s, several college students ate pies made by a bakery in Bridgeport, Connecticut. They found it interesting to throw the pie plates with each other. Then it became a game. Today, there are flying disk clubs, magazines and even a festival.,4a. Think of something that you dont like doing. Then think of an invention that could help you.Write the details in the chart.,Problem: we often get hurt by the hot water in the cup.New invention: a cup that can tell you the temperature of the water.Use: It can show the temperature of the water.Price: $ 50,Explanation,1. Potato chips were invented by mistakes. mistake 作名词 “错误，误会”。也可以作动词 “弄错，犯错”。常见形式有：make a mistake 出错e.g. You have made a mistake here.mistakefor 错把当作 They mistook him for his brother. by mistake 错误地 e.g. They sent the letter to me by mistake.,2. Geroge wanted to make the customer happy. make表示“使怎么样”，其后常带复合宾语。常见结构为：主语+make+宾语+名词/形容词(做宾补)。例如：The boss can make the young man a rich man.,3. Did you know that teawas invented by accident? by accident “偶然地，碰巧”。同义词组 是by chance，同义词是accidentally, 反义 词组是on purpose. e.g. he found a new way to solve the problem by accident.,4. Although tea wasnt brought to the western world until 1610, (1) although 作连词, 意为 “虽然,尽管”,引导让步状语从句, 我们不能根据汉语习惯, 在后面使用连词but, 不过它可以与yet, still连用;若主从句的主语相同, 且从句谓语含有动词be, 可将从句主语和动词be省略。e.g. Although he is very busy, he always talks with us.,(2) notuntil 意为 “直到才”until 引导一个时间状语从句。 I did not go to bed until I finished my homework.5. According to an ancient Chinese legend， the emperor Shen Nong discovered tea(1) according to 是个短语介词,意为 “根据;依照”后接代词,名词或由疑问词以及whether引出的名词性从句。,e.g. According to the radio, it will rain tomorrow.(2)discover意为“发现”，指发现的对象是 本来存在的。 find意为“找到”，强调结果。 invent意为“发明”，发明的对象是以前没 有的东西。,6. Some leaves from a nearby bush fell into the water and remained there for some time.nearby adj. “附近的“，e.g. He works in a nearby factory.(2)leaf 的复数形式为leaves(3)remain 表示 “继续留在某处” e.g. How long will you remain here? (4) fall into “落入, 陷入”e.g. He was drunk and fell into the water,用所给词的正确形式填空。,1. The TV _ (invent) around 1927.2. They are used for _ (see) in the park.3. This kite _ (make) by Uncle Wa