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1、九年级人教新目标九年级人教新目标Unit 9 When was it invented?Section BHOW DO THEY TASTE? crispysaltycrispysweetsoursweetsweetsoftbitter sweetsoftsalty1A. FILL IN THE BLANKS WITH THE WORDS GIVEN.soursweet, crispy, salty, soursalty sweetsweet1B. WRITE THE NAME OF A DIFFERENT FOOD AFTER EACH WORD.sweet: crispy:salty:so
2、ur:banana, apple, cakepotato chips, saladpizza, french fries, olivesgrape, lemon, pickle, grapefruit2A. LISTEN AND CIRCLE “T” OR “F”.1. 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 salt
3、y enough. 5. George wanted to make the customer happy. 6. The customer was happy in the end. TFTFFTThe history of potato chips _ that potato chips were invented by mistake? Potato chips _ by a chef called George Crum. They were invented in _. George Crum cooked them for a long time until they _. And
4、 he sprinkled lots of salt on them so they were _. Did you know were invented1853were crispyreally salty2b. 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 Gero
5、ge 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 invented by the Chinese emperor, Shen Non
6、g. It was invented by accident.Match them into sentences. The teawasnt brought to the western world until 1610. Shen Nongwas boiling drinking water over an open fireSome leavesfell to the waterThe emperordecidedto taste the hot mixture3B. WRITE AN ARTICLE USING THE NOTES IN THE BOX.Who: college stud
7、entsWhat: metal pie plate, flying diskWhen: 1950sWhere: bakery Bridgeport, ConnecticutHow: students eat pie, throw pie platesToday: clubs, magazines, festivalA 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 1950
8、s, 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 O
9、F 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: $ 50EXPLANATION 1. Potato chips were invented by mistakes.
10、 mistake 作名作名词 “错误，误会会”。也可以作。也可以作动词 “弄弄错，犯，犯错”。常。常见形式有：形式有：make a mistake 出出错e.g. You have made a mistake here.mistakefor 错把把当作当作 They mistook him for his brother. by mistake 错误地地 e.g. They sent the letter to me by mistake. 2. Geroge wanted to make the customer happy. make表示表示“使使怎么怎么样”，其后常，其后常带复合复合宾
11、语。常。常见结构构为：主：主语+make+宾语+名名词/形容形容词(做做宾补)。例如：。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，碰巧偶然地，碰巧”。同。同义词组 是是by chance，同，同义词是是accidentally, 反反义 词组是是on purpose. e.g. he found a new way to solve the problem by accident.4. Although tea
12、wasnt brought to the western world until 1610, (1) although 作作连词, 意意为 “虽然然,尽管尽管”,引引导让步状步状语从句从句, 我我们不能根据不能根据汉语习惯, 在后面使用在后面使用连词but, 不不过它可以它可以与与yet, still连用用;若主从句的主若主从句的主语相同相同, 且从句且从句谓语含有含有动词be, 可将从句主可将从句主语和和动词be省略。省略。e.g. Although he is very busy, he always talks with us.(2) notuntil 意意为 “直到直到才才”until
13、 引引导一个一个时间状状语从句。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 是个短是个短语介介词,意意为 “根据根据;依照依照”后接代后接代词,名名词或由疑或由疑问词以及以及whether引出的名引出的名词性从句。性从句。e.g. According to the radio, it will rain tomorrow.(2)discover
14、意意为“发现”，指，指发现的的对象是象是 本来存在的。本来存在的。 find意意为“找到找到”，强调结果。果。 invent意意为“发明明”，发明的明的对象是以前没象是以前没 有的有的东西。西。6. Some leaves from a nearby bush fell into the water and remained there for some time.(1)nearby adj. “附近的附近的“，e.g. He works in a nearby factory.(2)leaf 的复数形式的复数形式为leaves(3)remain 表示表示 “继续留在某留在某处” e.g. H
15、ow long will you remain here? (4) fall into “落入落入, 陷入陷入”e.g. He was drunk and fell into the water用所给词的正确形式填空。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 Wang.4. Tea _ (discover) a long time ago.5. Our classroom _ (should clean) every day.was invented seeingwas made was discoveredshould be cleanedHOMEWORKWrite an article using the notes in the box on Page 72.
