1、 九年级英语九年级英语RJRJ 教学课件教学课件Unit 6 When was it invented?Section B (1a-1e)1学习目标学习目标 Key words&phrases:crispy,salty,sour,by mistake,customer Key sentences:1.Did you know potato chips were invented by mistake?Wow,I didnt know that.Who invented them?2What did they eat?Ice-cream.What did the big dog think of
2、 the ice-cream?Sweet,cool,and delicious!Lead in3How will the bread and snack taste?Sweet and delicious.Can you think of any other flavor?Salty,hot,bitter,sour,fresh 4sweet甜的甜的crispy脆的脆的 salty咸的咸的How do they taste?hot辣的辣的bitter苦的苦的red bayberriespepperssour酸的酸的Presentation5cookiescrispylemonssoursweet
3、candysaltyice creamteadeliciousniceawfulprune6The words in the box describe how food can taste.Write them under the correct pictures.Some pictures have more than one word.1a1a7 _ _ _ _ _ _ _ _crispysoursaltysweet cold delicioussweet crispy salty soursaltyadj.脆的；酥脆的脆的；酥脆的adj.酸的酸的adj.咸的咸的fresh8sweet _
4、crispy _salty _sour _Write the name of a different food after each word.bananaappleBeijing Duckpotato chips grapecandycrackercookiesaltsalted fishlemon1b1b91.Potato chips were invented by mistake.2.They were invented in 1863.3.The customer thought the potatoes were not thin enough.Listen and circle
5、T for true or F or false.T FT FT F1c1c104.The customer said they were not salty enough.5.George wanted to make the customer happy.6.The custom was happy in the end.T FT F T Fn.顾客顾客11What are needed?The potatoes are cut into slices.The slices are cooked in the pan.The pepper and tomatoes are sprinkle
6、d.12potato chipsWho were potato chips invented by?When were potato chips invented?George Crumchef131.Who invented potato chips?They were invented by a cook called George Crum.2.When were they invented?In 1853.Listen and answer the questions.3.What did the custom order at the restaurant?He ordered a
7、plate of fried potatoes.145.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.4.What did the custom think of the potato chips George cooked at first?He thought
8、they were cut too thick.15The History of Potato ChipsDo you know how potato chips were invented?Potato chips _ by a cook called George Crum.They were invented in _.Listen again.Complete the sentences.were invented18531d1d16George Crum cut the potatoes really,really _ and then cooked them for a long
9、time until they were _.Finally he put lots of salt on them so they were _.thinreally saltycrispy17Make a conversation about the invention of potato chips.Use the information in 1c and 1d.1e1e18Did you know potato chips were invented by mistake?Wow,I didnt know that.Who invented them?19Its said that
10、they were invented by a cook called George Crum.When was that?Oh,it was back in 1853.20Why was it an accident?One day,a customer ordered a plate of fried potatoes.George cooked them for him.When the potatoes came,he said they were cut too thick and sent them back to the kitchen.21So what happened?Ge
11、orge was angry,so he cut the potatoes really,really thin,and he cooked them for a long time until they were crispy.And he put lots of salt on them so they were really salty.He thought the customer would hate them.22And then?And the customer loved them and asked for more.He told the other customers a
12、bout them,and soon everyone was ordering thinly cut,crispy,salty potato chips.23Summary1.Learned the history of potato chips.2.Learned how to describe the taste of food.24Homework1.Memorize the new words.2.Do the exercises in students book.3.Preview the passage in 2b.25Thank you!261.Would you buy a
13、camera in Japan,some beautiful clothes in France,or a watch in Switzerland?你会买日本产的相机，法国制作的漂亮衣服你会买日本产的相机，法国制作的漂亮衣服,还是还是瑞士产的手表？瑞士产的手表？France 名词，意为名词，意为“法国，是国家名称。法国，是国家名称。Have you ever been to France?你去过法国吗？你去过法国吗？French adj.法国的法国的;法国人的；法语的法国人的；法语的 n.法语法语Language Points27 2.No matter what you may buy,y
14、ou might probably think those products were made in those countries.无论你可能会买什么，你无论你可能会买什么，你 或许会认为那些产品就产于那些国家。或许会认为那些产品就产于那些国家。(l)no matter what意为意为“无论什么，引导无论什么，引导 步步 状语从句，相当于状语从句，相当于whatever。No matter what/Whatever you say,I can not agree with you,无论你说什么，我都不会赞同你。无论你说什么，我都不会赞同你。28与与no matter what用法类似的
15、还有：用法类似的还有：no matter who=whoever 无论谁无论谁 no matter when=whenever 无论什么时候无论什么时候 no matter where=wherever 无论在哪儿无论在哪儿 No matter where/Wherever you go,dont forget your hometown.无无论你去哪里，都不要忘记你的家乡。论你去哪里，都不要忘记你的家乡。拓展29(2)product(a thing that is grown or produced,usually for sale)名词，意为名词，意为“产品；制品，产品；制品，可指农业加工
16、品、工业产品及脑力劳动的可指农业加工品、工业产品及脑力劳动的 产物。产物。They have no need to advertise our product.他们没有必要为我们的产品做广告。他们没有必要为我们的产品做广告。The novel is the product of ten years of labor.这部小说是十年努力的产物。这部小说是十年努力的产物。303.He realized that Americans can hardly avoid buying products made in China.他意识到美他意识到美 国人几乎不可防止会买到中国制造的产品。国人几乎不可防
17、止会买到中国制造的产品。avoid(to keep away from somebody/something)作动词，意为作动词，意为“防止；回避，后可接名词、防止；回避，后可接名词、代词、或动词代词、或动词-ing形式作宾语，但是不能接不形式作宾语，但是不能接不定式作宾语。定式作宾语。译译:他对我的问题避而不答。他对我的问题避而不答。误：误：He avoided to answer my questions.正：正：He avoided answering my questions.31Are your shirts made of cotton?Yes,they are.And they
18、were made in the US.Whats the model plane made of?Its made of used wood and glass.Where is tea produced in China?Its produced in many different areas.Grammar Focus32How is tea produced?Tea plants are grown on the sides of mountains.When the leaves are ready,they are picked by hand and then are sent
19、for processing.Active voice:People grow tea in Hangzhou.Passive voice:Tea is grown(by people)in Hangzhou.33Is it made of silver?It was made in Thailand.What is the model plane made of?Where is tea produced in China?How is it grown?It is planted on the side of mountains.They are picked by hand and th
20、en are sent for processing.Read the sentences below,paying attention to the underlined parts.34 在英语中，动词有两种语态，即主动语态和在英语中，动词有两种语态，即主动语态和被动语态。被动语态的根本结构是被动语态。被动语态的根本结构是“助动词助动词 be +及物动词的过去分词，其中助动词及物动词的过去分词，其中助动词be有人有人称、数和时态的变化称、数和时态的变化,其变化规那么与其变化规那么与be作为作为连系动连系动 完全一样。完全一样。351.一般现在时被动语态的各种句式结构一般现在时被动语态的各种
21、句式结构肯定式肯定式 主语主语+am/is/are+过去分词过去分词（+by)否定式否定式 主语主语+am/is/are+not+过去分词过去分词(+by)疑问式疑问式Am/Is/Are+主语主语+过去分词过去分词(+by)?特殊疑问词特殊疑问词+am/is/are+主语主语+过去分词过去分词（+by.)?被动不离被动不离“be“p.p.,“p.p.前面助前面助动动be。主谓一致莫忘记，主谓一致莫忘记，am,is,are现在时。现在时。36 用法用法 示例示例表示经常性或习惯表示经常性或习惯性发生的被动动作性发生的被动动作I am often asked the question by my
22、pupils.表示近期正在发生表示近期正在发生的被动动作的被动动作These days people are moved by a teacher named Zhang Lili.描述某种常态化的描述某种常态化的被动的客观事实被动的客观事实The spaceship is mainly controlled by computer.强调目前存在的针强调目前存在的针对行为主体人的被对行为主体人的被 限制性动作限制性动作You arent allowed to take photos.37第一步第一步:将主动语态的宾语改为被动语态的主语；将主动语态的宾语改为被动语态的主语；第二步第二步:将主动语
23、态的谓语改为将主动语态的谓语改为“be+及物动词的过及物动词的过 去分词结构；去分词结构；第三步第三步:将主动语态的主语改为介词将主动语态的主语改为介词by的宾语，放在的宾语，放在 谓语之后谓语之后(有时可省略有时可省略)。如下图：如下图：They(主语主语grow(谓语谓语tea(宾语宾语in the south-east of China.被动语态被动语态:主动语态主动语态:Tea(主语主语is grown(谓语谓语by them in the south-east of China.381.People play football all over the world.2.The old
24、 man on TV tells a story on Sunday.3.Students listen to the kind teacher carefully.Football is played all over the world by people.A story is told by the old man on TV on Sunday.The kind teacher is listened to by students carefully.把以下的主动句变为被动句。把以下的主动句变为被动句。39 Complete the sentences with the correct
25、 forms of the verbs in brackets.1.Children under 18 _(not allow)to watch this show without their parents.2.We _(pay)by the boss on the last Friday of each month.are not allowedare paid4a4a403.A:What language _(speak)in Germany?B:Most people speak German,but many can speak English,too.4.Most of the e
26、arths surface _(cover)by water.5.The classroom _(clean)by the students every day.is spokenis coveredis cleaned41 Rewrite the sentences using the passive voice.1.Farmers plant the tea on the sides of mountains.The tea is planted on the sides of mountains by farmers.2.This shop uses the best materials
27、 to make dresses._ _3.Careless driving causes many traffic accidents._ _The best materials are used to make dresses by this shop.Many traffic accidents are caused by Careless driving.4b4b424.The postman brings letters and postcards to peoples homes._ _5.Our family does not use this silver plate very
28、 often._ _Letters and postcards are brought to peoples home by the postman.This silver plate is not used very often by our family.43 Ask five classmates about something they are wearing or have in their schoolbags.The list of words below may help you.pencil,jacket,sweater,T-shirt,shoes,cap,gloves,ri
29、ng.A:Whats your pencil made of?B:Its made of wood.A:Where was it made?B:It was made in Shanghai.4c4c441.What language is spoken in Germany?2.在德国人们说什么语言？在德国人们说什么语言？3.Germany名词，意为名词，意为“德国，是国家名德国，是国家名称。称。German是其形容词形式，意为是其形容词形式，意为“德国德国的的;还还 可作名词，意为可作名词，意为“德语德语;德国人。德国人。4.The weather in Germany is quite
30、different.5.德国的天气截然不同。德国的天气截然不同。6.A German speaks German.德国人说德语。德国人说德语。Language Points45 词尾为词尾为-man表示某国人的单词的复数形式表示某国人的单词的复数形式一般是把一般是把-man变为变为-men.an Englishman two Englishmen a Frenchman two Frenchmen 但是但是,German“德国人的复数形式那么德国人的复数形式那么是直接加是直接加-s。a German two Germans462.Most of the earths surface is co
31、vered by water.地球外表的大局部被水覆盖。地球外表的大局部被水覆盖。surface(the outside or top part of something)名词，意为名词，意为“外表外表;表层。表层。The bowl has a shiny surface.这个碗外表光亮。这个碗外表光亮。surface(the outer appearance of person,thing or situation.)作名词，还可表示作名词，还可表示“外表；外观外表；外观 Her gentleness is only on the surface.她只是外表温和而已。她只是外表温和而已。47
32、3.Careless driving causes many traffic accidents.粗心驾驶导致很多交通事故。粗心驾驶导致很多交通事故。traffic名词，意为名词，意为“交通交通;路上行驶的车辆，路上行驶的车辆，指的是路上来往的车辆和行人，是不可数名词。指的是路上来往的车辆和行人，是不可数名词。There is heavy traffic during the rush hours.上下班时间交通很繁松。上下班时间交通很繁松。There is little traffic on this road.这条路上行驶的车辆很少。这条路上行驶的车辆很少。484.cap 帽子帽子 (a
33、type of soft flat hat with a hard curved part at the front which is called a peak)名词，意为名词，意为“(尤指有帽舌的尤指有帽舌的)帽子。帽子。John took Toms cap just now.刚刚约翰拿走了汤姆的帽子。刚刚约翰拿走了汤姆的帽子。Ill buy a beautiful hat for my mother and a cool baseball cap for my father.我将给妈我将给妈 妈买一顶漂亮的帽子，给爸爸买一妈买一顶漂亮的帽子，给爸爸买一 顶酷酷的棒球帽。顶酷酷的棒球帽。4
34、9cap尤其指尤其指男性戴的男性戴的有帽舌的便有帽舌的便 帽、帽、制服帽制服帽hat常指带檐的帽常指带檐的帽 子，子，可作女性戴的帽可作女性戴的帽子的通称及子的通称及帽子帽子的总称的总称501.Most _ turn yellow,red or brown in autumn.A.leaf B.leave C.leaves D.lives2.All kinds of new machines are made _ that factory.A.of B.from C.into D.inCI.I.单项选择。单项选择。DPractice513.No matter _ you say,I would
35、 not believe you.A.how B.what C.where D.when4.Excuse me,havent you learned the new _ law?Everyone in a car must wear the seat belt.Sorry,we wont do that again.A.food B.traffic C.medicine D.educationBB525.In autumn there are a lot of _ in the ground.A.leaf B.leafs C.leaves6.This pair of shoes_ hand,a
36、nd it _ very comfortable.A.is made with;is felt B.are made from;is felt C.are made of;feels D.is made by;feelsCD537.What languages _ in that country?German and English.A.are speaking B.are spoken C.speak D.is spoken8.Many trees _ along the streets every year.So the air is very fresh now.A.plant B.ar
37、e planted C.planted D.were plantedBB549.Silver _ a ring for money.A.is usually made into B.is usually made of C.is usually made from10.I like the dumplings made _ my mother best.A.in B.from C.byAC5511.It is said that two _ and three _ are going to visit our school next week.A.German;Japanese B.Germa
38、ny;Japan C.Germanys;Japans D.Germans;Japanese12.Driving after drinking wine _ in China.A.allows B.doesnt allow C.is allowed D.isnt allowedDD5613.Excuse me,havent you learned the new _ law?Everyone in a car must wear the seat belt.Sorry,we wont do that again.A.food B.traffic C.medicine D.education14.
39、If more trees _,our city will be more and more beautiful.A.plant B.planted C.are planted D.were plantedBC571.Be careful of these pieces of _(glass).They may hurt you.2.Mo Yan now are well _(know)as a Nobel prize-winning writer.3.I have been to _ twice.But I cant speak _,even a little.(France)4.Get u
40、p early tomorrow,and you can avoid _(arrive)there late.II.II.用所给词的适当形式填空。用所给词的适当形式填空。glassknownFranceFrencharriving58.句型转换句型转换。1.I wash dishes every day.(改为被动语态改为被动语态)2._ _ _ _ _ every day.3.2.Most of the farm work is done by machine 4.in China today.(改为一般疑问句改为一般疑问句)5._ _ _ _ _ _ _ _6._ in China tod
41、ay?7.3.The jacket is made of cotton.(改为否认句改为否认句)8.The jacket _ _ _ cotton.Dishes are washed by meIs most of the farm work done by machineisnt made of594.French and English are spoken in Canada.(对画线局部提问对画线局部提问)_ _ _ _ in Canada?5.He takes good care of the child.(改为被动语改为被动语态态)_What language are spokenThe child is taken good care of by him.60Summary1.The difficult search for American products in the US2.Active Voice&Passive Voice61Homework1.Read the passage in 3a smoothly.2.Do the exercises in students book.62Thank you!63
