九年级英语：Unit9_When_was_it_invented_Section_B课件_人教版新目标
九年级英语：Unit9_When_was_it_invented_Section_A(3a---4)
各种时态的被动语态的构成：
1.一般现在时态 am, is, are +过去分词 2.一般过去时态 was, were +过去分词 3.一般将来时态 will (am/is/are going to) + be +过去分词 4.现在完成时态 have, has + been +过去分词 5.含情态动词的 情态动词 + be +过去分词
alarm clock
It’s an annoying invention. Because it wakes me up when I’m sleeping.
I think computer is the most helpful invention. Because it helps me search the information that I need.
把被动句变否定 Computers were not made in the USA.
4、They have grown rice in South China.
Rice has been grown in South China.
把被动句变疑问. Has rice been grown in South China？
Some inventors are creative,
They create many inventions.
Unit 9 When was it invented ?
Teaching goals:
I. Review what we learnt last class. II. Review and practice passive voice as well as we can. III. Check our homework.
九年级英语全册 Unit 9 When was it invented Section B The second period学案
河南省开封市第三十三中学九年级英语全册 Unit 9 When was it invented Section B The second period学案（无答案）人教新目标版自主学习：一、单项选择：( )1. The bridge __________ by the farmers themselves in 1982.A. builtB. was builtC. buildD. was build ( )2. All the books will _______ to the children who live in the small village.A. be sentB. sen tC. be sendD. send( )3. Keys _______ used for ______ the doors.A. is, openingB. is, openedC. are, openingD. are opened ( )4. My mother told me that my homework must _______ on time.A. finishB. be finishC. be finishedD. finished ( )5. The police found the lost car _______.A. with mistakeB. by accidentC. by mistakeD. in accident ( )6. I don’t li ke this kind of potato chips because they are not _______.A. crispyB. sweetC. softD. sour( )7. They decided _______ at the end of this month.A. to leaveB. going backC. travelD. not stat out ( )8. It’s used for _____ clearly in the dark.A. seeingB. seeC. lookingD. look二、用所给词的正确形式填空：1. The soup is too ______(salt ) I don’t like it .2. The flowers produced a ______(please ) smell .3. The potato chips were invented by a chef ________(call ) George Crum.4. Who were they ____(discover ) by ?5. It is played by more than 100 million people in over 200 countries ______(include ) China6. Our school ________ (built) in 1963.7. Have you gotten _______ (dress)? There is little time left.8. He was so ________ (convince) that lots of people believed his words.9. I think the ________ (end) of the story is funny.10. Jim was very _______ (thrill) because his girlfriend agreed to marry him.).三、翻译下列句子：1.相当咸的土豆条。
Unit_9_When_was_it_invented_Section_A新](1)
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A: What is the _______ telephone used for? B: I think it is used for talking with people _______________. （talk with people）
Pair work
What is/are the… used for? It’s/ They’re used for…
John
Who were the slippers invented by? The slippers were ____ invented _______ __ by Lily . When were the slippers invented? invented in The slippers were ___ ________ __ 1954 .
Who was the telephone invented by? ___ ________ __ Bell. The telephone was invented by
When was the telephone invented? The telephone was in 1978 . ___ invented _______ __
Who was the ... invented by? When was ... invented?
It was invented by... It was invented in...
Steve Jobs
2010
Karl •Benz 1885
Who was the TV invented by? invented ___ by Mark . The TV was ___ ________ When was the TV invented? was invented in 1927 . The TV ___ _______ __
山东省滨州市邹平县九年级英语全册《Unit 9 When was it invented》Secti
sweet soft
salty
1a. Fill in the blanks with the words given.
sweet, crispy, salty, sour
salty
sour
sweet
sweet
1b. Write the name of a different food after each word.
sweet: crispy: salty: sour:
banana, apple, cake potato chips, salad pizza, french fries, olives grape, lemon, pickle, grapefruit
2a. Listen and circlng drinking water
to the water
Shen Nong
decided
over an open fire
Some leaves wasn’t brought to taste the hot mixture
The emperor
fell
to the western world until 1610.
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.
Unit 9 When was it invented section A
speaking
• Now make a conversation with your partner about the information given in the listening. A: when was …invented?
B: I think it was invented in …
plastic bag
Can you think of others?
homework
• Make a list of as least five helpful inventions and five annoying inventions. Write them down on the form on the book.
• Which do you think is the most important invention in the world?
TV? telephone? radio?
computer?
calculator?
What other can you think of?
Do you know what are the
calculator
listening
• Listen and match the inventions with the dates.
Listen 1b d _____ 1876 a _____ 1885 e _____ 1927 c _____ 1971 b _____ 1976
• According to what you have listened, answer the questions below. • 1. What did the grandma have when she was young? Telephone and car.
新目标九年级英语U9_When_was_it_invented
Unit 9 When was it invented？（Section A）一．语法：被动语态1.被动语态的时态: 被动语态的时态通过be的变化来体现，它必须与主语的人称、数一致。
以下是几种常用的被动语态:(1)一般现在时的被动语态: am / is / are + 动词的过去分词。
Eg：This book in two languages.这本书是用两种语言写的.(2)现在进行时的被动语态: am / is /are + being + 动词的过去分词。
Eg: A school is by the workers now.工人们正在建一所学校.(3) 一般将来时的被动语态: will / be going to + be + 动词的过去分词.Eg: The project will next month.这项工程下个月就完工.(4) 现在完成时的被动语态: have / has + been + 动词的过去分词.Eg: My homework .我的作业以完成了.(5) 一般过去时的被动语态: was / were + 动词的过去分词.Eg: The classroom three days ago. 教室是三天前被打扫的.(6) 含有情态动词的被动语态: 情态动词+be +动词的过去分词.The classroom every day.教室应该每天都被打扫.2.被动语态的否定句和疑问句:（1）否定句的构成：必须在第一个助动词后加not。
Eg：His homework finished. 他的作业还没有完成。
（2）疑问句的构成：将第一个助动词置于主语之前。
Eg：When the bridge ？这座桥是何时建的？3、主动语态变被动语态的方法:（1）把主动语态变的宾语作为被动语态的主语（2）主动语态的谓语改成be + 过去分词的形式，作为被动语态的谓语，be随着主语以及时态的变化而变化。
（3）主动语态的主语变为by的宾语，有时可以省略。
九年级英语全册 Unit 9 When was it invented教案 人教新目标版-人教新目标
2. Ask students to make similar dialogues usingthethings around them.
Ⅳ.2a
1. Show a slide with some inventions on it. Teach the vocabulary words. Read them again and again and try to grasp them.
3. Listen carefully again and check up their answers.
4. Ask a student to say out his / her answer.
5. The teacher showsthecorrect answers.
Ⅴ. 2b
1. Showanotherslide. Look at the chart. It showsthepeople who invented these things and what they are used for. Listen to the recording again and match the items in column A, B and C.
出示精彩图片，提高学生学习兴趣。
练习学生口语的同时，熟悉本课新词。
听力练习，提高学生口语能力。
英语教案Unit9 When was it invented
Unit9 When was it invented? (Section B 1-3b) Teaching aims: Using “The Passive V oice” to talk about the inventions, learn the TASTES and the history of POTATO CHIPS, do the reading task about the invention of TEA.Important points: The Passive V oiceDifficult points: Distinguish the Passive V oice and the Active V oice Step I Lead-inClass, we talked about some very useful or annoying inventions yesterday, do you remember them? (Light bulb, alarm clock, microwave oven, TV, car, computer, telephone, cacluator…) Today,we are going to talk about the tastes of food and drink. Please look at these pictures, what are they? How are they?Step II PresentatonJust now, we talked aobut some tastes, now I’ll ask you if we want to make potato chips, what are needed? Yeah, we need potatoes, salt and oil.Steps of making potato chips: First, the potatoes are cut into slices;Next, the slices are fried in the oil;Then, some pepper and salt are sprinkled on the slices;Finally, you can eat them.Step III Listening taskDo you know who potato chips were invented by? When were they invented? Let’s try to find the answers in the listening activity 2a and 2b. Your tasks are: 1. Only listen 2. Listen and judge the sentences in 2a.3. Listen and complete 2b,4. Make conversations as 2b in pairs.Passage: -Did you know potato chips were invented by mistake?-Wow, I didn’t know that, who invented them?-They were invented by a chef called George Crum.-When were they invented?-They were invented in 1853.Step IV Reading taskClass, we have tasted so delicious potato chips just now, maybe you are thirsty now.1. What will you do if you are really thirsty? You’d like to drink these beverages: milk, orange juice, tea, water.2. Do you know what’s the most traditoinal beverage in China? (tea)3. And what do you think of tea? (Smells pleasant, tastes bitter and sweet.) But do you know who invented tea?Now please read 3a and answer the following 5 questions:1. What is this article about? (The invention of tea)2. Was if invented on purpose of by accident? (By accident)3. When was it invented? (Over 3,000 years before 1610)4. Who invented it? (Shen Nong)5. How was it invented? ( It was invented by accident)Step V DrillsNow please translate these Chinese into Englsh.1、偶然2、直到…才3、根据4、中国古代神话5、令人愉悦的气味6、用这种方法7、超过三千年8、决定做某事9、落入，陷入Step VI Sum up and homeworkToday we learn some tastes, the invention of potato chips and tea. Remember we can use “be done” to talk about something is done by sb. After class, please write an article about the invention of flying disk, you can use the informations in 3b.板书设计Tastes The invention ofsour potato chipscrispy are cut into…sweet are fried in…salty are sprinkled on…hotbitter英语教学设计东阳一中赵红2011.12。
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2. Which food is sour? 3.Which food is sweet?
4.Which food is bitter?
5.Which food is salty ? 6.Which food is hot ?
pepper onion
-How does it taste?
-It tastes…
Was the …invented in…/…ago?
The abacus was invented in the sixth century by Chinese people. The umbrella was invented about 4,000 years ago in Assyria, China and Egypt. The binoculars was invented in 1854 by Galileo Porro in Italy. The camera was invented in 1827 by Joseph Nicephore Niepce who took the first picture. The bicycle was invented in 1880s in England.
_____________that potato chips were Did you know invented by mistake? Chips ______ were _________by a chef called George Crum. invented They were invented in______. George 1853 Crum cooked them for a long time until they ___________And he sprinkled lots were crispy of salt on them so they were__________. really salty
3. What’s the calculator used for?
4. What do you think is the most helpful invention?
5. It gives people more time to work and play every day.
将下列句子变为被动语态。
Here is another box with a beautiful glass face. It looks like a TV, but it isn’t a TV. It can be used for working very fast. It can help you study or work.
calculator 1.We use the ________to count. is used for counting. The calculator____________ 2.We use ___________________to make the the microwave oven food hot. is used for The microwave oven_________ making the food hot. ________________ 3.The telephone used for _______is talking with people _______________. (talk with people) were invented 4. Who_____light bulbs_________by? 5.The computer________________ 1976. was invented in
Listening (2a, 2b: P71)
1. The potato chips were invented by
mistake. T 2. They were invented in 1863. F 3. The customer thought the potatoes weren’t thin enough.T
达标练习
• １The alarm clock is one of the most annoying inventions （发明）. ________ are used • 2 The scoops_______ (use) for having soup. are ___(use) to • = The scoops___used ____ have soup. waking me ___ • 3The alarm clock is used for___ ___ up • （叫醒我） • ４The potato chips were invented by a chef. invented • Who were ___ ___the potato chips ________by? invented • Bywhom _____the potato chips ______ ? ____ were • 5The telephone was invented in 1876. When was • ___ ___the telephone invented ____ ?
A: I’d like to have some matches because I could light a fire to keep warm. B: Yes, but that’s not going to help you leave the island. I think it would be better to have a mobile phone.
Make up a short dialogue about the history of potato chips with your partner.
和你的同伴一起编排一段有关薯片 历史的对话
Go through the long passage and try to find the main ideas about the passage, Then write a passage about it for short.
What would you choose if you were on the island alone?
• • • • • • Matches Food Clothes Telephone Mp3 Money
Tastes
1.Can you tell me five tastes?
Sour orange apple tea salt coffee pizza sweet yogurt banana bitter hot salty
1.I open the door. (主动语态) The door is opened by me. (被动语态) 2.He often helps homeless people. (主动语态) Homeless people are often helped by him. (被动) 3.I handed out some papers just now.
crispy and salty
-How does it taste?
-It tastes…
sour
-How does it taste?
-It tastes…
sweet
-How does it taste?
-It tastes…
sweet
-What kind of food do you like?
汉译英。 • （1）计算机是何时发明的？
• • • • 认为什么是最有用的发明？ （5）每天它能够给人们更多时间工作和玩。
1. When was the computer invented? 2. Who was the computer invented by?
1. 电拖鞋是什么时候发明的？ When _____ the electric ________ were slippers invented? 2. 它们是由谁发明的？ by Who ______ were they invented ______? 3. 妈妈加了盐，但它仍然不够咸。 Mom added salt but it still wasn’t _____ _______. salty enough
Here is a big box. It can make your clothes clean and your housework easy. With its help you can have more time to relax or to work .
Play a guessing game
-I like food that tastes… crispy salty sour sweet
The history of chips
crispy
sweet
salty
sour
• 1. I don’t like eating chocolate. The sweet taste is too _______. • 2. Mom added salt but it still wasn’t salty _____ enough. • 3. I prefer lemons to oranges. I like the _______ taste. sour crispy • 4. She likes ________ cookies. They are hard, dry and easily broken.
This little thing has got numbers from 0 to 9. It is very small, so you can put it into your pocket. Wherever you go, you can use it to talk to your friends and your families far away.