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1、江西省萍乡市芦溪县宣风镇中学九年级英语全册Unit 9 Whenwasitinvented Section B（3b-Self check） 学案（无答案） 人教新目标版导学目标：1 .基础知识目标：1）掌握3b-selfcheck的词汇及短语。2 ）掌握一般过去时被动语态。2 .能力目标：使学生学会正确运用被动语态来描述发明物。3 、学习策略（Learning strategies ）:Writing skills4、情感目标：通过由听到读到写的训练，使学生养成勤于思考，善于总结的好习惯。导学过程一、课前准备：完成下列句型转换1. She was seen to come out of th
2、e library by him.（变被动语态）2. When are trees often planted?（变被动语态）3. The League was founded in Guangzhou in 1922（就画线部分提问）4. Did the students wear the school clothes a lot ?（变被动语态）5. Kate took . god care of the baby yesterday evening.（变被动语态）6. His aunt bought him a bicycle.（变被动语态）7. His aunt bought him
3、a bicycle.（变被动语态）二、学案导学Step 1. Greetings.Step 2. Free talkShow somepictures of inventions and ask students discuss pictures and something about what he /she would like best in class.Step 3 3b Writing an articleOn page 72 you will find notes in the box on the left. Write an article usingthe notes abo
4、ut the invention of the flying disk.1. Read the instructions to the class and make students look at the sa mple first sentence of 3b.2. Explain that students can combine more than one point into one sentence.3. Ask students to finish in oral English.An example:The flying disk was invented by college
5、 students. They used a metal pie platefrom a bakery in Bridgeport, Connecticut. Students ate the bakery s pies and then threw the pie plates. Today, there are flying disk clubs, magazines and a festival. Step 4 4a Thinking and inventionWe all have things that we don t liking doing. Why no t think of
6、 an invention that could help you. Write the details of your invention in the chart on page 72.For ex ample:ProblemLearning EnglishNew inventionA machine that translates English into ChineseUseThe machineseesthe written English, and shows thetranslation.The machine “hears the spoken English, and rep
7、eats it in Chinese.Price100 yuan eachStep 5 4b Doing pairworkIn pairs ask each other questions about inventions, and try to sell your invention to your partner.You may begin as is shown in the box on page 72.A: This special pen was invented by Zheng Jie. It has three co lors and it is used for learn
8、ing English.B: How is it special?A: When the red color is turned on, the pen reads out English as it is moved along the line.B: When about the black co lor?A: Whenthe black color is turned on, the pen finds out the structure of the sentences as it is moved along the line.B: When about the yellow col
9、or?A: When the yellow color is turned on, the pen shows the formation and meaning of the word as it is moved along the line.B: Wonderful! Where can I get one?A: I am the shop owner selling this kind of pen.Step 6 SELF CHECK1. Filling blanks2. Show some picturesof inventions. Ask students to have con
10、versations in pairs.For example:A: What is it ?B: It s an abacus. Umbrella /a binoculars, camera, bicycle.A: What is it used for?B: It s used for A: Oh, that s cool! Who was it invented by?B: It was invented by A: What would you like best?B: I d like best.3. Finish the writing task of Section B 3b a
11、nd Selfcheck 2.after class.4.Crazy InventionsAsk students to build their own crazy inventions using paper, cardboard and other materials they may have at home. Have them bring their inventions to class and s ay something in class next class. 三、拓展延伸From pie plate to flying diskA bak er named William
12、Russel Frisbie,of Warren, Connecticut,and later ofBridgeport, came up with a clever marketing idea back in the 1870s. He put the family name in relief on the bottom of the lighttin pans in which his company s homemadepies were sold. The pans were reusable,but every time a housewife started to bakea
13、pie in one, she would see the name Frisbie and, it was hoped, think, How mucheasier to buy one. EventuallyMr. F risbie s pies were sold throughout much ofConnecticut, including New Haven.There, sometime in the 1940s, Yale students began sailin g the pie tins through the air and catchingthem. A decad
14、e later, out in California, a flying-saucerenthusiastnamed Walter Frederick Morrison designed a saucer-like disk for playingcatch. Itwas produced by a company namedWham-O. On a promotional tour of collegeFrisbie to Frisbee to avoid anycampuses, the president of Wham-Oencountered the pie-plate-tossin
15、g craze at Yale. And so the flying saucer from California was renamed after the pie plate fromConnecticut. Of course the name was changed from legal problems.四、典型例题解析:1 .老人们被照顾地很好。The old after well.解析：这个题主要考查被动语态的结构be +动词的过去分词和应用，在本题中应该是belooked after.2 .You can use the box the toys.A. carry B. carryingC. to carry D. carried解析：在这个题目考查一个短语的应用use sth to do利用某物做某事，因此答案为C五、中考连接：1 .Although Tom failed the game,he said he . would try ag . ain.A. B. and C.but D.because2. I must practice English, because it s important while talking with aforeigner.A. speak B. to speak C. sp
