Unit 5 Section A 3a-3c 教案 2024-2025学年人教版英语九年级全册

The Second Period:Section A((3a-3c) 教学目标 知识与技能 1. Master the keywords and phrases: by acci-dent, ruler, boil, remain, smell, saint, national.take place, doubt. without doubt. 2.Learn the history of tea through a passage. 3. Improve students' reading and comprehensive skills. 过程与方法 1.Learn the target language by reading a passage. 2.Autonomous and cooperative approach. 情感、态度与价值观 Learn about the history of some great inventions. 重点难点 重点 1.Master the key words and phrases. 2.Learn the history of tea through a passage. 3. Improve students' reading and comprehensive skills. 难点 Master the target language. 教学准备 Multimedia software. 教学过程 Step I Warm up 1.Greetings. T:Good morning,class. Ss:Good morning,Mr./Ms.... T:Nice to meet you. Ss:Nice to meet you, too. T: Welcome back to my class. 2.Revision. First, show some pictures of inventions on the screen; computer, telephone, car, TV,calculator... Ask students to practice speaking. A:When was,.. invented? B: It was invented in... A:Who was it invented by? B: It was invented by... A:What is it used for? B: It is used for... Then,revise the target language with the pessive voice in Grammar Focus by asking students to make new conversations. Step II Presentation Teach activity 3a. This part is designed to train students' reading and comprehensive skills by getting the information from the passage. First, show the new words and phrases on the blackboard, and ask students to pronounce them one by one correctly and quickly. Then, call students' attention to the title An Accidental Invention. Show a bag of tea to the class and get students to say the kinds of tea as many as possible. After that, read the instructions to the class.Have students look at the three statements to mateh them with each paragraph. Then students read the passage quickly and get the main idea. Finally,have students read the passage again.At the same time, students should pay astention to some language points. (1)byarcident 偶然,意外 I met him in the street by ascident. 我在街上偶然遇见德。 (2)ruler直尺,绫治者 He reminded me not to forget to bring my ruler. 他提醒我别忘了带尺子。 He is sovereign ruler of this country. 他是这个国家的最高统治者。 (3)boil煮沸,煮开 boiling表示沸腾的,boilcd 表示煮过的.boiling point表示沸点。 (4)rcmain作不及物动词用,有以下几种意思: 表示“剩下,仍有”,只能用于主动语态,不可直接跟宾语。 They had all those that remained. 他们把剩下的全部拿走了。 This visit will always remain in my memory. 这次拜访将永远留在我的记忆之中。 表示“留下,逗留”,特指在他人走后留下。 They went,but I remained. 他们走了,但我留了下来。 I shall remain here all the winter. 整个冬天我将留在这里。 表示“尚待,留待”,后面接动词的被动语态不定式。 One problem remains to be solved. 有一个问题尚待解决。 That remains to be proved. 那尚待证实。 (5)not...until...意为“直到 才 ”,until 引导时间状语从句。 I didn't go to bed until I finished my work. 我直到完成工作才去睡觉。 (6)take place表示“发生、举行、举办”,一般指非偶然性事件的“发生”,即这种事件的发生一定有某种原因或事先的安排。 Great changes have taken place in our hometown during the past ten years. 在过去的十年里,我们的家乡发生了巨大的变化。 happen指事情的发生,往往带有“偶然”的意思。 It happens that I am free today. 恰好今天我没有事。 注意:happen与take place 通常都没有被动语态。 (7)without doubt=no doubt,意为“无疑地;必定;当然”。 It is no doubt difficult. 这无疑是困难的。 No doubt he didn't mean to hurt you. 他肯定不是有意伤害你的。 Without doubt this is the best. 毫无疑问这是最好的。 (8)Some leaves from a tea plant fell into the water and remained there for some timne. 一些叶子从茶树上落到水里,并在水里浸泡了一段时间。 leaves是leaf的复数形式,同时也是动词“离开lcave”的三单形式。 fall into落入,陷入,掉进 He fell into a big hole for hunting the animals in the forest. 他在森林里掉进了捕猎物的陷阱里。 其他搭配:fall down摔倒 Step II Practice Teach activity 3b. This activity aims to help students get detail information from the passage. First, lead students to have a look at the five questions in the box. Give them several minutes to read the passage again to find out the answers. Later, invite some students to answer the ques-tions. T: When was tea first drunk? S1: It was first drunk nearly 5,000 years ago. T:How was tea invented? S2: Some leaves from a tea plant fell intothe drinking water and remained there for some time. It produced a nice smell and tasted delicious. T:Who is called "the saint of tea"? S3:Lu Yu. T:What is Cha Jing about? S4: It describes how tea plants were grown and used to make tea. It also discusses where the finest tea leaves were produced and what kinds of water were used. T: When was tea brought to other countries? S5:During the 6th and 7th countries. Step IV Consolidation Teach activity 3c. First, lead students to read the words in the box to know their meanings. Then, ask students to complete the sentences with the correct forms of these words. Call their attention to the use of passive voice. Give them three minutes to do this work individ-ually. As they work, move around the classroom chec-king the progress. Finally, invite a student to give the answers. Answers: 1.invented 2.drunk 3.produced 4.brought 5.traded Step V Summary In this period, students mainly learned the history of the invention of tea and mastered the use of passive voice through a passage. Step VI Homework 1.Finish the exercises in the workbook. 2.Preview the next period. 板书设计 Unit 6 When was it invented? The Second Period by accident, nearly, ruler, boil, remain, smell,saint, national, take place, doubt, without doubt 随堂练习 课后作业 I.用所给词的适当形式填空。 1.About 50,000 cars (produce) in the factory last month. 2.Everyone knows Thomas Edison (invent)a lot of useful inventions. 3. The TV set,the computer and the fridge are (invent). 4. What do you think (be) the most useful invention? Answers: 1.were produced 2.invented 3.inventions 4.is II.用方框中所给短语的适当形式填空。 1.Tea, the most popular drink in the world (after water),was invented . 2.He was so careless that he the river when he went across the bridge yesterday. 3.The abacus was invented by the Chinese. 4.He is the cleverest student I've ever taught. 5.Great changes in China in the past few years. Answers 1.by accident 2.fell into 3.in the s xth century 4.without doubt 5.have taken place III.单项选择。 1.-He isn't particular about his food. -Yes,he eats anything. A.nearly B.almost C.mostly D.most 2.Unluckily,he fell the river. A.off B.into C.in D.out of 3.Keys used for-the doors. A.is;opening B.is;opened C.are; opening D.are;opened 4.The police found the lost car A.with mistake B.by accident C.by mistake D.in accident 5.When the car ? A.did;invent B.was;invented C.does;invent D.is; invented Answers 1-5 BBCBB IV.根据汉语提示完成下列句子。 1.这个机器被用于制作衣服。 This machine making clothes. 2.你认为最伟大的发明是什么? What is 3.我认为最有用的发明是电灯泡。 I think invention is the 4.你知道茶是偶然发明的吗? Do you know tea ? 5.就这样,世界上最受欢迎的一种饮料被发明了。 ,one of the world's most popular drinks Answers 1.is used for 2, do you think; the greatest invention 3.the most helpful; light bulb 4.was invented by accident 5.In this way; was invented V.补全对话。 A.Will he be back soon? B.Who is calling,please? C. I'd like to speak to Mr. Thomas. D.I'll tell him when he comes back. E. When will Mr. Thomas come back? F.Is there any other way I can reach him? G. He has gone out of the town on business. Linda:Good morning. Moonlight Middle School. Susan: This is Susan Lee,1 Linda: I'm sorry, but he isn't in the office now. Susan:2 Linda: No,he won't. He is away for the rest of the day. Susan:3 Linda: I'm afraid not. 4 Can I take a message? Susan: OK, thanks. I have a meeting with him next Monday,but I can't make it. Linda:I see,5 Susan: Thank you very much. Answers 1-5 CAFGD VI.完形填空。 Do you know who invented tea? In fact,tea,the most popular drink in the world (after water), was invented by accident. According to an ancient Chinese legend, the emperor Shen Nong 2 tea when he was boiling drinking water over an open fire. Some leaves from a nearby bush fell into the water and remained there for 2. The emperor noticed that the leaves in the water produced a 3 smell. Later he decided 4 the hot mixture. It was quite deli-cious. And 5 , one of the world's favorite drinks was invented. China is the home of tea, 6 has more than 4,000 years history. People throughout China drink-tea daily. 7 the three major drinks-tea, coffee and coca, tea is drunk by 8 people in the world.Tea from China, along 9 silk and porcelain,began to be known by the world over a thousand years ago and has been an important Chinese export 10. Tea leaves 11 mainly in the area south of the Yangtze River, in the provinces of Zhejiang,Jiangxi and Fujian, because of the mild 12 and rich soil there. Longjing, Wulong, Pu'er and Tiegua-nyin are all 13 kinds of tea. Over the past centuries, Chinese people 14 their unique tea culture, which includes tea planting,tea-leaf picking, tea making and so on. Tea is 15 a popular topic which is often mentioned in dances,songs, poems and novels. 1.A.invented B.found out C.discovered D.tried out 2.A.sometimes B.some time C.some times D.some days 3.A.pleasant B.pleased C.bad D.terrible 4. A. not to taste B.to taste C.tasting D.taste 5.A.by the way B.on the way C.on its way D.in this way 6.A.who B.which C.where D.when 7.A.In B.For C.Of D.By 8.A. the number of B.a number of C.a large number of D.the largest number of 9.A.between B.with C.except D.besides 10.A.at that time B.from now on C.since then D.since now 11.A.produce B.are produced C.make D.are made 12.A.climate B.weather C.condition D.environment 13.A.interesting B.important C.famous D.normal 14.A.had developed B.have developed C.developed D.are developing 15.A.too B.as well C.either D.also Answers 1-5 CBABD 6-10 BCDBC 11-15 BACBD 教学反思 本节课旨在通过一篇文章帮助学生掌握被动语态的用法,了解茶的发明历史,学会从文章中提取关键信息。在掌握重点词汇、短语的同时,掌握阅读技巧,提升阅读理解能力。由于话题贴近学生生活实际,学生的学习兴趣很浓,学习热情高涨,都能积极参与小组活动,顺利完成任务,实现了预期的教学目标。 学科网(北京)股份有限公司 $$