九年级英语全册Unit6Whenwasitinvented（第2课时）SectionA（3a_3c）教案（新版）人教新目标版.doc

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1、1Unit 6 When was it invented?第 2 课时 Section A（3a 3c）I. 知识目标类别 课时要点重点单词1.nearly adv.几乎，差不多； 2.boil v. 煮沸，烧开；3.remain v. 保持不变；剩余；4.national adj.国家的，民族的；重点词组1. by accident 偶然，意外地 2. a Chinese ruler called Shen Nong一位叫神农的中国统治者3. over the open fire 在火堆上 4. fall into the water 落入水中 5. make tea 泡茶 6. take

2、place 发生 7. without doubt 毫无疑问 8. the saint of tea 茶圣 2重点句式1. The most popular drink in the world was invented by accident? 世界上最受欢迎的饮料是被偶然发明的。2. Many people believe that tea was first drunk by Shen Nong nearly 5.000 years ago . 许多人相信茶是在将近五千年前由神农首先喝的。3. A nice smell was produced when the tea leaves d

3、ropped into the hot water.当茶叶落入热水中时发出一种很香的味道。4. It also discusses where the finest tea leaves were produced and what kinds of water were used.它也讨论了什么地方出产最好的茶叶并且用什么样的水。5. It is believed that tea was brought to Korea and Japan during the 6th and 7th centuries. 已确信茶是在六到七世纪期间被带到韩国和日本的。II. 课堂环节自主学习方案【新词自

4、查】根据汉语提示完成单词。1. The tiger is looked as the ruler（统治者）of this forest.2. Most students went to the playground. Only a few remained (剩下)to clean the classroom.3. Alice is without doubt (怀疑) the best student in our class.4. The dragon is treat as a national (民族的)symbol of the Chinese.5. Mother is boilin

5、g (煮沸) the milk for the baby.课堂导学方案Step 1 情景导入（参考案例）本课时的主要内容是一篇小短文，在学习短文之前教师可准备几个与短文内容相关的问题，3然后邀请几位同学就提出的问题给出自己的答案或见解。 （4 分钟）Questions:1. Do you drink tea every day?_2. Who invented tea in history?_3. Do people in other countries drink tea in their daily life？_环节说明：通过带着问题去学习短文，从而达到导入新课的目的，同时也可以使学生积极

6、阅读短文，以了解更多的关于茶的知识。Step 2 完成教材 3a 的任务1. 要求学生快速默读短文，熟知大意，并完成课本 3a 的任务：match each paragraph with its main idea; 然后邀请几位同学给出自己的答案，全班一起学习讨论。 （3 分钟）2. 先邀请几位同学阅读短文（可一人一段） ，教师要注意学生的语音，给予必要的朗读指导。然后播放录音，全班同学一起跟读。 （3 分钟）3. 短文内容巩固练习。教师可给出一篇改写了的短文，将一些重点的表达方式空出。让学生在规定的时间内补全短文。然后邀请若干同学给出自己的答案。 （4 分钟）Tea is the most

7、 popular drink in the world. But to our surprise, it was invented by accident. It wasnt brought to western world until 1610, but it was discovered 3,000 years earlier. An ancient Chinese legend says Shen Nong discovered the tea when he was boiling drinking water in the open air. Some leaves from a n

8、earby bush fell into the water and remained there for some time. And a pleasant smell came from the water then. He tasted the mixture and it was wonderful. And in this way, tea was invented. 4. 完成教材 3b 的任务，要求学生再次阅读短文内容，回答 3b 中所提出的问题（5 分钟）5. 用 3c 方框中所给的单词的正确形式完成句子；设置一个 5 分钟的时限；然后请 5 位同学分别朗读句子，同时核对答案。

9、1. invented 2. drunk 3. produced 4. brought 5. traded4环节说明：将听、说、读、写的任务结合起来不仅锻炼了学生的语言综合运用能力，还巩固了学生对目标语言的学习、识记和运用。当堂评价方案（详见当堂训练部分）备课资料包a. 词汇包：1.remain (v.) 保持；剩余；残余remain 意为“停留，留下” ，相当于 stay。 “呆在那里”可以说 remain / stay there，但“呆在家里”只能说 stay (at) home。【备课例句】She remains in the house all these days. 她这些天一直呆

10、在那栋房子里。They all wished us to remain. 他们都希望我们留下来。【横向辐射】remain 作连系动词remain 用作连系动词，意为“保持(某种状态)，继续存在，仍旧是” ，后面接形容词，名词，分词，不定式或介词短语。【例句】She remained sitting when they came in他们进来时，她仍然坐着(没有站起来)。Peter became a manager but John remained a worker. 彼得当上了经理,但约翰仍然是一个工人。Whatever great progress you have made, you s

11、hould remain modest. 无论你取得了多么大的进步,你都应一直保持谦虚。This remains to be proved. 这有待证实。(将来被动动作)Whether it will do us good remains to be seen. 这是否对我们有好处,还要看一看。【课堂变式】The leaves _in the water for a long time. A. came B. remained C. lived D. arrived 5【解析】根据 for a long time 可知是指树叶在水中停留了很长时间，正确答案是 B。2. by accident

12、偶然地；意外地【备课例句】He made this mistake by accident.他犯这个错误纯属偶然。【课堂变式】She found her keys _when she cleaned her room after she lost them two weeks ago. A. with mistake B. in this way C. by accident D. with pleasure 【解析】由 when she cleaned her room after she lost them two weeks ago 可知她是偶然地找到了她丢失的钥匙，正确答案是 C。b.

13、 句式包：1. In England, tea didnt appear until around 1660.在英国，茶直到 1660 年才出现。此句是由 until 引导的时间状语从句。not until 意为“只到才” 。【备课例句】She didnt leave until I felt better.只到我感觉好点了，她才离开。【横向辐射】until 的用法until 常用作介词或连词，用来引导介词短语或从句在句子中作时间状语。1. 在肯定句中，until 与延续性、持续性动词连用，表示“直到为止” 。I worked until late in the afternoon. 我一直干

14、到下午很晚的时候。2. 在否定句中，until 常与瞬间动词、短暂性动词连用，表示“直到才” ， “不到不” 。The rain didnt stop until midnight. 雨直到半夜才停。I wont leave until you promise to help me. 你不答应帮助我，我不会离开。6【课堂变式】How was your climbing Mount. Huang?I didnt believe I could do it _I got to the top.A. until while C. after D. and【解析】考查连词用法。notuntil直到才。根据句意“直到我爬到山顶我才相信我能做到”可知选 A。