Unit 8 Making a Difference Section B (1a-1e)New words & Language points课件 2025-2026学年人教版八年级英语下册

该初中英语课件围绕八年级下册Unit 8 "Making a Difference"主题，聚焦Section B中“帮助他人如何产生影响”的核心内容，涵盖lady、gentleman等词汇及ever since、worth等语法点。课堂通过主题问题导入，词汇学习从音标、释义到构词拓展，语法点结合语境辨析，构建从基础到应用的学习支架。 其亮点在于以核心素养为导向，词汇教学注重构词法（如teamwork拆分及同类合成词）和词性拓展（如success→successful），提升语言能力；语法通过some time等易混词对比及语境应用练习，培养思维品质。实例丰富如“sign up to do sth”短语搭配，助力学生掌握知识，教师可直接用于课堂，提高教学效率。

Unit 8 Section B How does helping others make a difference? n. 女士；淑女 lady Ladies and gentlemen, please welcome our new teacher. 女士们先生们，欢迎新老师。 n. (pl. gentlemen) 先生；君子 gentleman 由 man → men 变复数的常见单词： policeman → policemen警察 Frenchman → Frenchmen法国人 Englishman → Englishmen英国人 businessman → businessmen 商人 v.（狗）吠叫 n. 狗叫声 bark v. bark at sb./sth. 对…… 吠叫 / 对…… 吼叫 The dog always barks at strangers. 这条狗总是对着陌生人叫。 n. I heard a loud bark outside. 我听到外面一声响亮的狗叫。 bark n. 树皮 报名 sign up sign up for sth. 报名参加…… I want to sign up for the English club. 我想报名参加英语俱乐部。 sign up to do sth. 报名做某事 Many students signed up to take part in the sports meeting. 很多学生报名参加运动会。 ever since 自从；自……以后 ever since + 过去时间点 He has lived here ever since last year. 他从去年起就住在这里了。 ever since + 一般过去时从句 We have been good friends ever since we met. 自从我们见面以来，就一直是好朋友。 表示从过去某一时间开始，一直持续到现在，常与现在完成时连用。 adult n. 成年人 adj. 成年的； 成熟的 n. You should think like an adult. 你应该像个成年人一样思考。 adj. He has an adult mind though he is young. 他虽然年轻，思想却很成熟。 missing adj. 失踪的； 丢失的 The missing boy was found yesterday. 那个失踪的男孩昨天被找到了。 My key is missing. 我的钥匙不见了。 miss v. 想念；错过 I miss my family. He missed the early bus. adj. 实用的； 实际的 practical This is a very practical invention. 这是一项非常实用的发明。 We need some practical advice. 我们需要一些实际的建议。 practice n. 实践；练习 practically adv. 实际上；几乎 adj. 救命的； 救生的 life-saving This is a life-saving skill. 这是一项救生技能。 We should learn some life-saving methods. 我们应该学习一些救生方法。 n. 团队合作 teamwork team + work = teamwork 同类合成词： bookstore 书店（book + store） homework 作业（home + work） weekend 周末（week + end） Good teamwork is very important. 良好的团队合作非常重要。 They won the game because of great teamwork. 他们因为出色的协作赢得了比赛。 adj. 成功的； 有成就的 successful If you work hard, you will be successful in your study. (作表语) 如果你努力学习，你就会在学业上取得成功。 be successful in (doing) sth. 在（做）某事上成功 They are successful in finishing the work on time. 他们成功按时完成了工作。 success (n.) + ful (形容词后缀) = successful adj. 成功的； 有成就的 successful success n. 成功 succeed v. 成功 succeed in doing sth. 成功做某事 successfully adv. 成功地 最主要的是 most of all We need confidence, hard work, and most of all, patience. 我们需要自信、努力，最重要的是，需要耐心。 用于强调，放在句首或句中，突出最关键的一点。 同义表达： above all 最重要的是 n. 重要作用； 价值 value the value of … ……的价值 I finally realized the value of health. 我终于意识到了健康的重要性。 be of great value = be very valuable 很有价值 be of little value 没什么价值 be of no value 毫无价值 This book is of great value to students. = This book is very valuable to students. 这本书对学生很有价值。 n. 重要作用； 价值 value value v. 重视；珍视 valuable adj. 宝贵的；有价值的 valueless adj. 无价值的；没用的 n. 重要作用； 价值 value We should ________________ because it ________________ in our life. A true friend is __________ and can always help us. 我们应该重视友谊，因为它们在生活中有重要的价值。真正的朋友是宝贵的，总能帮助我们。 value friendship is of great value valuable adj. 自愿的； 无偿的 voluntary He does voluntary work at the hospital. 他在医院做志愿工作。 She takes part in voluntary activities every weekend. 她每个周末都参加志愿活动。 volunteer n. 志愿者 v. 自愿做；主动提出 volunteer to do sth. 自愿做某事 adj. 平凡的； 普通的 ordinary We live a happy but ordinary life. 我们过着幸福而平凡的生活。 反义词：unusual adj. 不寻常的 The story is about an ordinary person. 这个故事是关于一个普通人的。 be worth + n. 值得…… This work is worth our effort. 这份工作值得我们付出努力。 be worth + 钱 值……钱 The watch is worth 200 yuan. 这块手表值 200 元。 be worth doing sth 值得做某事 The museum is well worth visiting. 这家博物馆很值得参观。 adj. 值得；有价值 worth adj. 值得； 有价值 worth worthy adj. 值得的；配得上的 worthless adj. 没用的；无价值的 反义词：valuable n. 听众；观众 audience The audience stood up and cheered. 观众起立欢呼。 There was a large audience at the concert. 音乐会上有很多观众。 adj. 乐意的； 愿意的 willing unwilling adj. 不愿意的；不情愿的 will v. 想要；愿意 n. 意志；决心 be willing to do sth. 愿意做某事；乐意做某事 We are willing to work hard for our dreams. 我们愿意为梦想努力奋斗。 After some time, we heard dogs barking and the voices of the Blue Sky Rescue team. 过了一会儿，我们听到了犬吠声和蓝天救援队的喊声。 e.g. It will take some time to tell you the whole story. 把全部经过讲给你听需要相当长的时间。 I haven’t seen Mr Li for some time. I miss him very much. 我许久未见李先生，十分想念他。 some time 一段时间 (some 一些 + time 时间) 名词短语，指一定的时限，表示相当长的一段时间（a long time） sometime adv. 在某一时候，日后；昔时 既可指将来，又可指过去的不确定时间（any time in the future or in the past） sometime adj. 以前的；曾经的 放在名词之前作定语 sometimes adv. 有时；不时；间或 多用于一般现在时的句子中。 some times 几次 (some一些 + time次数) e.g. I will tell you sometime or other. 我将来会告诉你的。 He gave us a detailed report sometime ago. 他曾给过我们一个详细的报告。 He was a sometime university professor. 他曾经是大学的教授。 I sometimes have to work late. 我有时得工作到很晚。 I have been to the Great Wall some times. 我去长城有好几次了。 将来的时间 过去的不确定时间 【语境应用】根据句意, 选用some times, some time, sometimes或sometime填空。 1) Mona said she would visit her aunt ____________ next month. 2) The park is a great place. I have been there ____________. 3) Ann usually goes to work by bike, but ____________ by bus. 4) Leila has stayed in the mountains for ____________. She will stay there for another month.  sometime some times  sometimes some time After some time, we heard dogs barking and the voices of the Blue Sky Rescue team. 过了一会儿，我们听到了犬吠声和蓝天救援队的喊声。 短语 dogs barking 为动词 - ing 的复合结构，dogs 为 barking 的逻辑主语。 dogs barking 与 the voices of the Blue Sky Rescue team 并列作谓语动词 heard 的宾语。 2. I signed up with Blue Sky Rescue in 2009, and I’ve been a volunteer ever since. 2009 年我加入蓝天救援队，至今一直是志愿者。 e.g. He signed up as a tour guide with Global Travel. = He signed up with Global Travel as a tour guide. 他与环球旅行社签约，当起了一名导游。 sign up with 与……签约 sign up 后还可以用 as 引入职务或角色。 ever since 从此（之后） 副词短语，多用于句尾。 e.g. They have lived together happily ever since. 从此（之后），他们幸福地生活在一起。 People have not seen this kind of bird ever since. 此后，人们就再没看见过这种鸟。 ever since 还可用作连词或介词，表达 “自……以来”，一般与现在完成时连用。 e.g. The dog has been a close member of our family ever since he came to us. 这只狗从到我们家后就成了家里十分亲密的一员。（用作连词） I've been like this ever since the day before yesterday. 我自从前天以来就一直这个样子。（用作介词） 【语境应用】请将下列汉语句子翻译成英语。 1) 自从他搬往伦敦后，我一直没见过他。 2) 他去年离家，自此一直未归。 Ever since he moved to London, I haven’t seen him. He left home last year and has been away ever since. 3. And that makes everything we do worth it. 这让我们所有的付出都值得。 1）指示代词 that 指代前文。 make sth /sb + adj. 使…… 成为…… 主语 动词 宾语 补足语 SVOC 句式 e.g. Good habits make our daily life easy and convenient. 好习惯让我们的日常生活轻松便捷。 The funny story made the whole class excited. 这个有趣的故事让全班都很兴奋。 【语境应用】根据汉语意思完成英语句子，每空一词。 1) 温暖的阳光让我们感到舒适。 The warm sunshine _______ ________ _______ ___________. 2) 太阳使天空明亮。 The sun _______ ________ ________ _________. makes us feel comfortable makes the sky bright 2）在英语中，当名词被短语或句子限定或修饰时，需要首先说出被修饰的名词，然后再说相关的修饰内容，形成后置定语。 e.g. What are the things on the desk? 书桌上的东西是什么？ I cherish everything (that) I have. 我珍惜我所拥有的一切。 And that makes everything we do worth it. 我们做的一切 定语从句，修饰、限定不定代词 everything e.g. I got lots of experience from the job, though I didn't get much money. It was really worth it. 我从这份工作中获得了很多经验，尽管我的薪水不多。但是这真的很值得。 It was worth it to see all those smiling faces and hear the praising words. 看到那些微笑的面孔、听到那些赞扬的话语，这么做就是值得的。 3）worth it 为习语，一般多与系动词 be 搭配使用，意思是 “值得的”，表达所做的事情值得付出时间、精力等。 And that makes everything we do worth it. 宾语补足语 worth adj. 值得；有价值 worth 之后还可接其他相关名词，或动词 - ing 形式（这时 worth 的用法特征像介词） e.g. The trip was expensive, but it was worth every penny. 这次旅行开销很大，但物有所值。 The museum is certainly worth a visit. The museum is well worth visiting. 这家博物馆的确值得参观。 worth the effort 值得所做的付出 worth a visit 值得一游 worth seeing 值得看 worth adj. 值……钱；相当于……的价值 be worth + 钱数 值……钱 e.g. The bike is worth about 600 yuan. 这辆自行车大约值 600 元。 This apartment must be worth a lot of money. 这套公寓一定很值钱。 The car is so old that I don’t think it’s worth anything. 这辆车太旧了，我觉得它一文不值。 【语境应用】根据汉语意思完成英语句子，每空词数不限。 1) 我爸爸的车值很多钱。 My father’s car is ____________________. 2) 读诗歌需要费点功夫，但是这份努力是值得的。 Reading poems takes a lot of work but it’s ________________. 3) 这份报纸里没什么值得读的。 There’s nothing ____________________ in this newspaper. 4) 你知道这个手机值多少钱吗？ Do you know how much this mobile phone _____________?  worth a lot of money    worth the effort      worth reading    is worth 4. He helps to clean up the kitchen and hand out hot meals to people. 他帮着清扫厨房，向人们分发热餐。 1）本句为简单句。 clean up 打扫干净；彻底清扫 结构为“动词 + 副词”，有及物和不及物两种用法。 谓语动词 并列的动词不定式短语，作谓语动词 helps 的宾语。 e.g. They cleaned up the classroom. 他们把教室打扫干净。 We spent two hours cleaning up last Friday afternoon. 上周五下午，我们用两个小时进行了大扫除。 e.g. The teacher handed out the books to the students. 老师给学生们分发图书。 Here are your English exercise books. Can you help me hand them out? 这是你们的英文作业本，你能帮我把它们发了吗？ 2）hand out 分发；发放 结构为“动词 + 副词” e.g. If 20 yuan is too much, how much are you willing to pay? 如果 20 元要得太多，你愿付多少钱呢？ He is very unwilling to do that. 他十分不乐意做那事。 5. We hope you are willing to help others. 我们希望你乐于助人。 1）此句是复合句。 2）be willing to do something 某人愿意、乐意做某事 willing 的反义词为 unwilling。 谓语动词hope 接宾语从句 【语境应用】翻译句子。 Tom is willing to help me with the housework. 2) When I am in trouble, Tina is always a willing helper. 汤姆愿意帮我做家务。 当我遇到困难时，蒂娜总是一个乐于帮忙的人。 $