Unit6Whenwasitinvented_SectionB3b写作课课件--人教版英语九年级全册.pptx

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1、When was it invented?Unit 6 Section B 3b 学习目标激发关于空中自行车的观点想法。通过分析阅读文本，能够扩充内容，起草作文。通过小组讨论，能够乐于与同伴分享自己的观点，接纳建议并修改作文，提高写作的自我效能感。 Lets watch and think.Q1. What is this video about? A1. It is about a flying bike.Q2. What can affect the flight of a flying bike?A2. The direction of the wind, the weight, the

2、 design.Q3. If you were to design the flying bike, what good ideas do you have?A3. Its function, appearance. Lets read and think.假设你发明的“飞行单车”在学校科技节中获奖，被推荐参加一个国际青少年科技展览。请用英语介绍你的发明，内容包括以下要点。1. 外观：两个轮子，两只翅膀。2. 用途：行驶于地面和空中，可拍照、能对话。3. 特点：速度快，使用太阳能，环保。4. 改进计划（1-2点）1. 参考词汇：轮子wheel，太阳能solar power2. 词数80左右（文

3、章开头已给出，不计入词数）3. 不得透露学校、姓名等任何个人信息，否则不予评分。审体裁、人称时态抓住要点扩展要点用过渡词（句）连接句子和段落查单词拼写时态、主谓一致誊写 Lets think.审体裁 _审人称 _ 审时态 _说明文审第一人称一般现在时 Lets think.抓要点1. 飞行单车的外观和用途2. 飞行单车的优势特点3. 你的改进/建议 Lets think.About the flying bikeflying bike1. appearance4. improvement 2. application3. advantages Lets think.写作步骤: 2. 抓My i

4、nvention is a flying bike.What (1,2,3)?Advantagesfirstly.secondly.finally. SuggestionsConclusionsflying bikefunctioncolorshapespeedweight 写作步骤: 3. 扩Para.1 description 写作步骤: 3. 扩appearancecolor & shapecolor: The color of my flying bike is _. shape: Its round. It has two _ _.black and orangewings and

5、four wheelsPara.1 description 写作步骤: 3. 扩speed: 1800km/hThe speed of the flying bike is _ km/h.Refer to the speed of _ and _, the speed of flying bike may be _ them.soundplanesbetween1800applicationspeed 写作步骤: 3. 扩function: You can either _ on the _ or ride it _; you can not only _ of our city, but a

6、lso _ others when using the flying bike;2. 用途：行驶于地面和空中，可拍照、能对话ride the bikegroundin the airtake picturescommunicate withapplicationfunction 写作步骤: 3. 扩appearanceapplicationadvantages about color, shape, function, speed. Para. 2 sequenceadvantages 写作步骤: 3. 扩High speed can help you reach your destinati

7、on _. Solar power can reduce _.in a short timeair pollution3. 特点：速度快，使用太阳能，环保飞行翅膀The flying bike can _.reduce traffic jamsadvantages about color, shape, function, speed. 写作步骤: 3. 扩Why can planes take off, but ordinary bicycles cant?the weight Para. 3 comparisonhowso thatimprovementsuggestionschange

8、the weight of the wingslight materiallighter 写作步骤: 3. 扩I will change _.The flying bike will be made of a _ so that it can be carried conveniently.the weight of the wingslight materialPara. 3 comparisonhowso thatimprovementsuggestionschange the weight of wingslight materiallighter 写作步骤: 3. 扩howso tha

9、timprovementsuggestionsreduce traffic accidentssatellitessaferPara. 3 comparison 写作步骤: 3. 扩I will use _ to transmit _ to _cars.satellitessingnalscontrolsatellitessignalscontrolPara. 3 comparison 写作步骤: 3. 扩Bring all the information together in a general way. emphasize its importancelook into the futu

10、reconclusionand they will become more and more popular in the future.There is no doubt that flying bicycles will play an important role in peoples lives in the future; Lets answer.写作步骤: 4. 连1. list the characteristics of flying bikes 按照事物发展顺序2. 每段/每句之间连接词的使用 first, second, . and finally 写作步骤: 4. 连Th

11、e color of my flying bike is black and orange.Its round and has two wings and four wheels. The speed of the flying bike is 1800 km/h.Refer to the speed of sound and planes, the speed of the flying bike may be between them.Besides,appearanceapplication 写作步骤: 4. 连 You can _ ride the bike on the ground

12、 _ ride it in the air; you can _ take pictures of our city, _communicate with others when using the flying bike.eitherornot onlybut alsoappearanceapplication 写作步骤: 4. 连its high speed can help you reach your destination in a short time.the flying bike uses solar power as energy, which can reduce air

13、pollution.the flying bike can reduce traffic jams.Secondly,Firstly,Last but not least,advantages 写作步骤: 4. 连I will change the weight of the wings. The flying bike will be made of a light material so that it can be carried conveniently.I will use satellites to transmit signals to control cars.Whats mo

14、re,improvement 写作步骤: 4. 连Finally,and they will become more and more popular in the future.there is no doubt that flying bicycles will play an important role in peoples lives in the future;improvement写作步骤: 5. 查Peer-evaluation checklistYesNo1. Is it a statement?2. Can you find the main idea of this ar

15、ticle?3. Does it have a correct structure?4. Are there any spelling mistakes and punctuation errors?5. Are the verbs in proper tenses?6. Does it include all the information required? 写作步骤: 6. 抄Tips：字母为首间距为辅压线保稳倾斜最美 Lets edit.My invention is a flying bike. The flying bike looks modern and beautiful w

16、ith two wheels and a pair of wings. You can either ride the bike on the ground or fly it in the air. Besides, you can not only take pictures of the beautiful scenery of our city, but also communicate with others when using the flying bike. The flying bike has its own advantages. Firstly, its high sp

17、eed can help you reach your destination quickly. Secondly, the flying bike uses solar power as energy, which can reduce air pollution. Therefore, it is environmentally friendly to use the flying bike. Lets edit.Whats more, I will improve the flying bike in order to make it more helpful. The flying bike will be made of a light material so that it can be carried conveniently. As a helpful invention, the flying bike will be of great benefit to people. I believe it will be popular in the future. Lets check.评价内容12345能够激发关于空中自行车的观点想法。能够分析阅读文本，扩充内容，起草作文。能够进行小组讨论，分享自己的观点，接纳建议并修改作文。