Unit 1 The Changing World Topic 1 Section B课件-2025-2026学年仁爱科普版英语（2012）九年级英语上册

该初中英语课件围绕“志愿者活动”主题，聚焦现在完成时、反意疑问句等核心语法，结合narrow、communication等词汇及短语，通过Maria的志愿者对话切入，以动词时态表格、语法规则讲解及即时练习为支架，衔接语言知识与应用。 其亮点在于以真实情境驱动语言能力培养，通过小组调查汇报、Pair-work采访等互动活动，促进语言理解与表达；语法教学逻辑清晰，如反意疑问句“前肯后否”规则配实例练习，动词时态变化表辅助归纳，培养学生思维品质与学习策略。学生能在实践中提升语言应用能力，教师可直接利用完整教学环节提高效率。

Unit 1 The Changing World Section B Words narrow [‘nærəʊ] adj. 窄的 communication [kə,mju:nɪ'keɪʃn] n. 通讯，交流 注意 ：解释为通讯时是可数名词 解释为交流时是不可数名词 various [‘vεəriəs] adj. 各种各样的 volunteer activities Maria took part in some volunteer activities during summer holidays. disabled children Maria was a volunteer in a disabled children’s home. She is happy because she has learnt a lot from it. report [ri‘pɔ:t] n. /v.报告，汇报 keep in touch with 与...保持联系 relative [‘relətiv] n. 亲戚 telegram ['telɪɡræm] n. 电报 rapidly [‘ræpidli] adv.快地，迅速地 Maria: Yes, I was a volunteer in a disabled children’s home. Kangkang: You took part in some volunteer activities during the summer holidays, didn’t you? 1.此句为反意疑问句，即附加疑问句。 由两部分构成：前一部分是对事物的 陈述。后一部分是简略的问句，表示 说话人对前面事实没有把握，需要对 方证实，一般译为“是吗”“对吗？” 2.反意疑问部分，谓语动词在人称和 时态上与陈述句部分保持一致。 主语要用代词（主格）。 Verb Past Tense Past Participle clean cleaned cleaned jump jumped jumped chat chatted chatted have had had do did done am/is/are was/were been shut shut shut Fill in the blanks with the different forms of the verbs. 3. 反意疑问句遵循的基本规则为：前肯后否；前否后肯。 即前半句（陈述部分）若用肯定形式， 后半句（疑问部分）就用否定形式；反之亦然。 eg. It’s a nice day, isn’t it? Ann didn’t use to live there, did she? 及时练习一：补全反意疑问句，每空一词。 1. He used to collect coins from different dynasties, _____ _____? ______ ____? 2. Jenny hasn’t seen the film yet, _____ _____? 3. Your classmates will take part in the volunteer activities, ______ ______? didn’t he usedn’t he has she won’t they A: Have you been to Beijing? B: Yes, _________ A: Have you been to Hangzhou? Has Maria been to her hometown? Yes, she has. She has come back from Cuba. B: No, _________ 课文关 Listen to 1a and tick what Maria has done. Activity clean rooms for the disabled children feed the disabled children cook for the disabled children travel Maria √ A: Has she B: Yes, she has. No, she hasn’t. cleaned rooms for the disabled children? 动词的过去分词 Past Participle √ × √ × been a volunteer? be a volunteer 现在完成时: have/has+动词的过去分词 fed the disabled children? cooked for them? traveled Listen to 1a and mark T (True) or F (False). 1. Maria helped the disabled children to clean the rooms and fed them. 2. Maria thinks her experience as a volunteer was wonderful. 3. Maria felt very happy because she helped others. 4. Kangkang has been to a summer school to help the old. 5. Kangkang has made some new friends in the English summer school. ( ) ( ) ( ) ( ) ( ) Language points 1. 现在完成时的否定形式： 主语+haven't/hasn't+过分 现在完成时的一般疑问句： Have/Has+主语+其他？ Yes, 主语 +have/ has. No, 主语 +haven't/hasn't. 2. for a long time= for long 很长时间 3. take part in =be in = join in +活动 join 表示“参军、入团、入党”等 join sb. in (doing) sth. “和某人一起做某事” e.g. 1. My brother _________the army in 2002. 2. How many countries will __________ the World Cup? 4. clean/cook/buy/make sth. for sb. “为某人打扫/煮/买/制作某物。” eg. Let’s clean the blackboard/cook/buy some gifts/make some cards for our teachers. take part in Language points 5. learn to do sth. 学会做某事 learn ...from... 从......中学习到...... learn from sb. 向某人学习 learn sth. by loneself = teach oneself sth. 自学 learn of/about 了解到 6. though为连词，意为“虽然，尽管，即使”，引导让步状语从句。不能与but连用，相当于although/even though/even if. eg. Though his grandfather is over 60 years old, he still works hard. = His grandfather is over 60 years old, but he still works hard. 7. sb. has (no) time to do sth.“某人（没）有时间做某事”。 eg. I have no time to go shopping with you. I’m busy. 8. experience 经验（不可数） 经历（可数） eg. She didn't have teaching experience. 她没有教学经验。 She had many unforgettable experiences. 她有许多难忘的经历。 Verb Past Tense Past Participle clean cleaned cleaned jump jumped chatted chatted fly flown do did am/is/are was/were shut shut … … … Fill in the blanks with the different forms of the verbs. Read them aloud and pay attention to the underlined parts. Then listen and check. jumped chat flew done been shut Example: A: Has Ann ever cleaned rooms? B: Yes, she has. Activity Name clean rooms jump rope chat online fly a kite do farm work … Ann Zhang Yang … A: Has Ann chatted online? B: No, she hasn’t. 4人一组，可以三人互相采访。 一人负责记录。目的在于训练能正确运用现在完成时的疑问句询问他人的事情。鼓励学生自己增加一些活动，这里将2b和2C进行了融合。 Pair-work ①一般疑问句结尾用升调。 Have you done your homework? ②反义疑问句反义部分用升调。 Eric has received the letter, hasn’t he? ③几个并列的成分，and前的并列成分用升调，and后词用降调。 Peolpe can use telephones,cellphones,fax machines and the Internet. 升调和降调 读和记忆下列不规则动词的过去式和过去分词： see --- saw --- seen take --- took --- taken feed --- fed --- fed learn --- learnt --- learnt have --- had --- had feel --- felt --- felt put --- put --- put make --- made --- made do --- did --- done say --- said --- said shut --- shut --- shut chat --- chatted --- chatted fly--- flew --- flown Practice Section B Work in groups and survey your group members about their vacation experiences based on 2b. Then report it to the class. Q1 Q1 Q2 Q2 Q3 At least 3 questions S1 S2 Q3 S3 S4 Take notes and report. Section B You may begin like this: Jane has done some farm work... ____________________________________________________________________________ Report 用所给词的正确形式填空 1.The movie made me 　excited　(excite).  2.Mr. Wang always makes his students 　clean　(clean) the classroom.  3.Jim was made 　to carry　(carry) the bag of rice yesterday.  excited clean to carry though的用法  ●Though I had no time to travel， I still felt very happy.虽然我没有时间旅游，但是我仍然感到很开心。 ◎观察思考:1.Though it is raining hard， the farmers are still working in the field.虽然下着大雨，但是那些农民仍然在田野里辛勤劳作。 My sister is made to do homework every night.我妹妹每晚都被要求写作业。 ◎用法总结:1.make 表示“使……，让……”是使役动词，用法与let， have 相同，后面一般跟两种形式:①make sb.do sth.　②make sb.＋adj。 2.make用于被动语态时，用sb. be made to do sth.表示，意为“某人被要求做某事”。 Although she is young， she has to do heavy work.虽然她还小，但是她却得干重活。 Child though he is， he can know well about China.虽然他还是一个孩子，但是他却能很好地了解中国。 ◎用法总结:1.though conj.意为“虽然；尽管”，引导让步状语从句，跟although同义。 2.though引导让步状语从句时，从句部分可以不倒装，跟although互换；从句部分也可以倒装，跟as互换。 Can you find out the follwing phrases? 1.参加 2.残疾儿童 3.从...中学习 4.没有时间做某事 5.上演 6.一群 7.跳绳 8.上网聊天 1. take part in 2.disabled children 3.learn...from 4.have no time to do sth 5.put on 6. a group of 7.jump robe 8.chat online 用选择正确的连词填空 1.Child 　as/though　she is， she has to help her parents do heavy farm work.  2.　Although/Though　 it’s sunny today， I still feel a little cold.  as/though Although/Though 3.The bag is very cheap， 　but　I can’t afford it.  but 70007.18 15386.043 $