英语人教版八年级下册I’ll help to clean up the city.doc

Unit 2 Ill help to clean up the city parks. The first period: New words and phrases Teaching and Learning Goals：一、词汇和常用表达：1. 能争取使用下列词汇(Curriculum words)volunteer, sign, notice, lonely, several, strong, feeling, satisfaction, joy, owner, journey, raise, alone, repair, broken, wheel, letter, disabled, blind, deaf, imagine, difficulty, open, door, carry, train, excited, training, kindness, lever, understand, change, interest, sir, madam2. 能争取使用下列常用短语（Useful expressions） clean up , cheer up, give out, come up with, put off, hand out, call up, used to, care for, try out, fix up, give away, take after, set up, make a difference, 二、技能目标：听懂“帮助他人，参加社会公益活动”的相关话题及文章；掌握向别人求助或提供帮助的一些句式;掌握短语动词及动词不定式的一些用法。三、情感教育：学会关注身边的生活环境，关注他人，社会，利用自己的特长为他人、社会做贡献，投身于社会公益活动，增强社会责任感。Teaching and learning steps Pre-reading: Step One Preview预习单词及短语 Step 1:Learn to read the words 1. Ask the students to read the words by themselves using the phonetics and underline the difficult words, such as volunteer, satisfaction, journey, imagine. 2. Encourage the students to read the difficult words with their partners.3. Get two or three students to read all of the words. Ask some other students to correct the pronunciation as possible as they can. If necessary, the teacher corrects them.4. Read the words after the tape and imitate the pronunciation.5. The students read the words aloud themselves while the teacher walks around the class to see if the students have any questions. 操作说明 首先由学生自己根据音标识读单词，并标划出识读时有困难的单词。鼓励学生以两人一组为单位解决有困难的单词。接着找两三个同学读单词，如果有发音错误，请其他学生先纠正，必要时，教师再更正。然后让学生跟录音读，模仿发音，最后学生再自由，教师解决学生可能遇到的问题。【设计意图】该步骤能有效培养学生个人识读单词的学习习惯，这是学习单词的重要一步；能培养学生自主、探究和合作学习的能力。Step 2 : Remember the wordsA. Remember some of the words by looking at the pictures and the sentences . volunteer1. She is a volunteer (n.). She volunteers (v.) to help others. sign 2. Look at the sign. It says: No smoking! notice3. I notice (v.) a new notice (n.) on the wall . journey4. They are having a long journey. wheel5. A bike has two wheels.letter6. This is a thank-you letter.blind deafHelen Keller is a blind and deaf woman . But she is very great. open door7. She is opening the door.操作说明 运用课件、图画和动作等创设语境，让学生直观地理解单词的意思。【设计意图】利用语句促进理解，加深记忆，培养学生用英语思维的习惯。B. Remember some of the words by conversion (转换), derivative（派生）and similar meaning.1转换I want to be a volunteer. (名词) I volunteer to help the old. (动词)I notice (动词) a new notice (名词.) on the wallGreat changes (名词)have taken place in Zaozhuang.Thanks for changing （动词）my life.The beautiful pictures interest(动词)me. My brother has many interests(名词)and hobbies.2. 派生feeling 感觉，感触： feel( 感觉)+ingsatisfaction 满足，满意：satisfy(使高兴)去y +actionowner 物主，主人：own(自己的)+erdisabled 残疾的：dis+ able(有能力的) +d difficulty 困难：difficult(困难的) +yexcited 激动的：excite(使激动) +dkindness 仁慈，善良：kind(和蔼的) +ness3.近义词或近义短语several: a few, somejoy: happinesslonely: alonerepair: fix uptake after: look likeclever: smartcare for: look after; take care ofcall up: telephonegive out: hand out【设计意图】根据构词法(转换 、派生和近义词等方法)记忆单词非常有效。英语的词汇无限，英语的词根有限，很多词是通过附加词缀变化而来，或是转换，或是派生而来的。）C. Remember the phase by matching Column A with Column B. A B1. clean up 振奋起来2. cheer up 建立3. set up 打扫干净4. give away 赠送5. put off 参加选拔6.try out 推迟7.come up with 曾经8.used to 影响9.make a difference 想出，提出 【设计意图】 语块记忆即关注词的搭配是一种有效的记忆短语的方式。 Step 3: Consolidate the words and phrases1. Ask the students to read the words and phrases and their Chinese of Unit 1 on Page 116 and Page117. Cover the English words and phrases , look at the Chinese and say the English for them. Write down the words they havent grasped.2. Ask the students to read the words and phrases and try to remember them. Then have a PK between boys and girls. GroupsMarksBOYSGIRLS 操作说明 先让学生速记5分钟，然后将学生分成男女组 采用英汉互译的方法进行PK。【设计意图】为巩固单词，让学生读记本单元单词。然后将学生分成男女组 采用英汉互译的方法进行PK。激发学生兴趣，让学生动起来。Step 4 : Read and translate 1. Ask the students to read the passage and translate it into Chinese.Jim is a clever boy with kindness. He takes after his father. He likes volunteering and caring for others.He used to help to clean up the city parks and raise money for the children who were sick or poor. When he saw those children get better or the look of joy on their faces, he had a strong feeling of satisfaction.Now he comes up with a new idea. He gives out some notices and calls up friends to collect old or broken bikes for him He now has sixteen bikes to fix up and gives away to children who dont have bikes. 【设计意图】词汇教学应采用词句文的教学模式，让学生将单词用到句子和语篇中。在学生记忆本单元单词的基础上，再学习由本单元的生词编成的一篇文章， 体现了词不离句、句不离文的教学原则，有助于学生学习理解和使用本单元的词汇。Step 5: Mind map（思维导图）1. Get the students to remember the words. 2. Get the students to retell the passage according to the mind map. 操作说明 通过思维导图，使学生从逻辑范畴上理解单词的意思，让学生归类记忆词汇。【设计意图】把学生活动和思维导图结合起来，让学生加深对本单元词汇和短语的理解，。进一步把词汇和具体语境的连接起来，巩固对词汇的记忆。Step 6: Class test (当堂检测)一、根据句意和首字母完成单词。1. Tom is a v_ in an old peoples home.2. Yesterday I went to a bookstore and bought s_ interesting books.3. Who is the o_ of that dog? Its running everywhere.4. We had a great j_ last summer.5. We need to make some n_ for the Clean-Up Day.6. Lots of old people are l_ .We should care for them.二、根据汉语提示，完成句子。1. The boy could _ _(分发) food at the food bank.2. You could help to _ _(打扫) the city parks. 3. She is very upset. Lets do something to _ _ _(让她振奋起来)。4. Look at the signs. Who _ _ _(张贴的它们)？5. My grandpa often tells me stories about the past and how things _ _ _(曾经是)。6. I want to _ _ (推迟) my plan to travel until next summer because Im too busy.7. Can you _ _（修理）broken bicycle parts,