Unit 8 Make a Difference单元复习课件 2026学年人教版八年级英语下册

这是一份Unit 8 Make a Difference单元复习课件 2026学年人教版八年级英语下册，共40页。
Unit reviewMake a DifferenceUnit 8 英语人教版八年级下册 Lead in Lead in话题梳理话题：Volunteer work(志愿者工作)功能：Talk about different ways of helping others. (谈论帮助他人的不同方式) Explore the benefits of volunteer work and the meaning of helping others. (体会志愿者工作的价值以及帮助他人的意义) 话题梳理Volunteer work考点突破用old/elder/elderly 填空(1) My ______ brother goes to college in Beijing.(2) There is an ______ house in our village.(3) We should be kind to the ______ people around us.(4) Lucy is ______ than Lily by one year.(5) My grandma is 80 years ______, but she is very healthy.1. old/elder/elderly的用法区别elderoldelderlyolderold考点突破old，elder 和 elderly都可表示“年老的”。它们主要有以下区别：old：使用范围广，可形容人、动物或事物，中性色彩，既可以指“年老的”，也能指“旧的；……岁的”。常见搭配：数字 + years old（……岁）；old people（老人）；old clothes（旧衣服）1. old/elder/elderly的用法区别考点突破elder：形容词/名词；无比较级、最高级（本身就表“年长的”），特指家庭成员之间的长幼关系（兄/姐、长辈），不能接than，也不能修饰物。My elder sister is a teacher.（我的长姐是一名老师）He always respects his elders.（他总是尊重长辈）1. old/elder/elderly的用法区别考点突破elderly：仅用于形容人，正式且带有尊敬色彩，专指“上了年纪的；年长的”，程度比 old 更委婉，多用于书面或礼貌场合。常见搭配：elderly people（老年人）；an elderly man/woman（一位老先生/老太太）1. old/elder/elderly的用法区别考点突破用 provide的适当形式及相关介词填空(1) The factory ________ workers ________ comfortable working conditions.(2) It’s our duty __________ enough food and water for the homeless people.(3) Last year, the local government __________ a new hospital for this town.2. provide的用法provides withto provideprovided考点突破provide 意为“提供；供给；供应”，强调为某人或某物提供所需的东西。常用于以下结构：（1）provide sb. with sth. 给某人提供某物The school provides students with free textbooks.Parents should provide their children with a safe living environment.（2）provide sth. for sb. 为某人提供某物The restaurant provides delicious food for every customer.The government provides many jobs for young people.2. provide的用法考点突破翻译句子（每空一词）（1）我的书包丢了，里面有我的作业本。My schoolbag ______ ______. There are my exercise books in it.（2）他昨天在市区迷路了，最后警察帮助了他。He ______ ______ in the city yesterday, and the police helped him at last.（3）那本旧书少了五页。There are five ______ ______ in that old book.3. missing的用法is missingwas lostmissing pages考点突破missing和lost都和“丢失、不见”相关，它们用法稍有区别：missing 形容词，意为“失踪的；丢失的；缺少的”，语义侧重强调某物/某人当下处于“找不到的状态”，也可指“东西缺少了部分”，是中性描述，不强调是否能找回。常用搭配：be missing（处于丢失/失踪状态）、a missing pen（一支丢失的笔）、missing pages（缺页）3. missing的用法考点突破My key is missing. I can’t find it anywhere.（我的钥匙丢了，我到处都找不到。）The police are looking for the missing boy.（警察正在寻找那个失踪的男孩。）This book has two missing pages.（这本书缺了两页。）3. missing的用法考点突破lost 形容词/动词（lose的过去式/过去分词），形容词意为“丢失的；迷路的”，强调某物“已丢失，大概率找不回”，也可指人“迷路的”；作动词时，就是lose的变形，表“丢失”的动作，这是和missing最大的区别（missing无动词用法）。常用搭配：be lost（丢失/迷路）、a lost bag（一个弄丢的包）、get lost（迷路）、lose sth.（丢失某物，动词用法）3. missing的用法考点突破My watch is lost. I think I’ll never find it again.（我的手表丢了，我觉得再也找不回来了。）She got lost in the big city.（她在大城市里迷路了。）Don’t pick up lost things casually.（不要随便捡别人丢失的东西。）3. missing的用法考点突破翻译句子（每空一词）（1）这幅画值500美元。This painting ______ ______ 500 dollars.（2）这个公园值得参观。This park ______ ______ ______.（3）这个问题值得讨论。This problem _________ _________ _________.4. worth的用法is worthis worth visitingis worth discussing考点突破worth是形容词，无比较级和最高级，表示“值得（做某事）；有……的价值”。be worth + 名词/数词（表“有……价值；值……钱”）This book is worth 20 yuan. 这本书值20元。The old painting is worth a lot of money. 这幅古画值很多钱。4. worth的用法考点突破be worth + 代词（it/this/that等）代词指代前文提到的事物，简洁表达“某物值得……”。The film is very interesting. It is worth it. 这部电影很有趣，值得一看。（it指代“看这部电影”这件事）This bag is nice and it is worth that. 这个包很好，值那个价钱。4. worth的用法考点突破be worth + 动名词（doing）（表“值得做某事”，初中最常考）注意两个关键：（1）动名词用主动形式，但表达被动含义（= 某事值得被做）；（2）不能接to do，也不能接动词原形。This book is worth reading. 这本书值得读。The movie is worth watching again. 这部电影值得再看一遍。4. worth的用法考点突破(1) Everyone wishes you great ______ in the coming exam.A. succeed B. success C. successful(2) If you work hard, you will ______ at last.A. succeed B. success C. successful(3) She is a ______ writer and her books sell well.A. succeed B. success C. successful5. success、succeed、successful的用法BAC考点突破这三个词都和“成功”相关，核心区别是词性不同，用法也因此不同。success 作不可数名词：表抽象的“成功”，不具体指某件事/某个人，前面不加a/an。作可数名词：表具体的“成功的人；成功的事”，前面可加a/an，复数形式是successes。5. success、succeed、successful的用法考点突破Hard work leads to success.（努力造就成功。→ 不可数，抽象成功）The party was a great success.（这场派对非常成功。→ 可数，成功的事）He is a big success in business.（他是商界的成功人士。→ 可数，成功的人）5. success、succeed、successful的用法考点突破succeed 动词，“成功；做成某事”固定搭配：succeed in doing sth. 成功做某事（注意：后接动词ing形式，不能接to do）He succeeded in passing the exam.（他成功通过了考试）If you try your best, you will succeed in finishing it.（如果你尽力，会成功完成这件事。）5. success、succeed、successful的用法考点突破successful 形容词“成功的”，放在名词前作定语；和be动词（am/is/are/was/were） 连用，作表语；固定搭配：be successful in (doing) sth. 在（做）某事上成功He is a successful writer.（他是一位成功的作家）She is successful in learning English.（她在学英语方面很成功。）5. success、succeed、successful的用法考点突破翻译句子（每空一词）（1）他努力按时到校。 He ______ ______ ______ ______ get to school on time.（2）她费力地完成了这份报告。 She finished the report ______ ______.6. effort的用法makes an effort towith effort考点突破effort是可数名词（复数形式：efforts），核心含义：努力；尽力；尝试；付出的努力。make an effort/efforts to do sth. 努力做某事I make an effort to study English well. 我努力把英语学好。She makes an effort to help her classmates. 她努力帮助同学。He made an effort to finish his homework on time yesterday. 昨天他努力按时完成了作业。6. effort的用法考点突破make every effort to do sth. 尽一切努力做某事My mother makes every effort to take care of the family. 妈妈尽一切努力照顾家人。with effort 努力地；费力地（作状语，修饰动词）。放在句末，修饰动作的完成状态，表“付出努力做某事”。He climbed up the hill with effort. 他费力地爬上了山。6. effort的用法语法突破现在完成时的用法（二）用for或since填空1. We have lived in Beijing ______ 2018.2. They have studied French ______ five years.3. She has been ill ______ last Sunday.4. I have known him ______ I was in primary school.5. He has played basketball ______ an hour.sinceforsincesincefor语法突破现在完成时的用法（二）for+一段时间常见搭配：for three days（三天）、for two years（两年）、for a long time（很长时间）等。I have lived here for five years. 我在这里住了5年了。She has studied English for three months. 她学英语已经三个月了。They have known each other for a long time. 他们互相认识很久了。语法突破现在完成时的用法（二）since+接时间点（时间段+ago）/过去时的简单句（1）接具体时间点常见搭配：since 2020，since last week，since yesterday，since 8 o’clockHe has worked here since 2019. 他从2019年开始就在这里工作了。We have been here since three hours ago. 我们三小时之前就在这里了。语法突破现在完成时的用法（二）（2）接一般过去时的简单句结构：since + 主语+动词过去式+其他I have loved reading since I was a child. 我从小就喜欢读书。She has kept the book since she borrowed it last Monday. 她从上周一借了这本书就一直拿着。语法突破现在完成时的用法（二）短暂性动词（也叫瞬间动词）表示动作一瞬间完成，不能持续，比如buy（买）、borrow（借）、die（去世），这类动词不能和for/since引导的持续时间连用，必须转化为延续性动词（表示动作能持续）。buy→ have（拥有） borrow→ keep（保留、持有）lend→ keep（保留） open→ be open（开着的）close→ be closed（关着的） start/begin→ be on（进行、上映）finish/end→ be over（结束的） come→ be here（在这里）语法突破现在完成时的用法（二）go→ be there（在那里） leave（离开）→ be away（离开的）die（去世）→ be dead（去世的）join（加入）→ be in（加入……中）/ be a member of（是……的成员）become（成为）→ be（是） marry（结婚）→ be married（结婚的）Task 1What volunteer work have you ever done? What did you do? How did you feel? Talk with your classmate.A: How long have you been a volunteer?B: I’ve been a volunteer for...A: What do you do there?B: Oh, many things! ...A: How do you feel about doing it?B: ...Task 2What do you think volunteer work bring you? Think and give a report.In my opinion, volunteer work is... It makes me feel that...For example, last year, we went to do some volunteer work at the... We... there. During the work, I... I felt...SummarySummary（1）old/elder/elderly的用法（2）provide的用法（3）missing与lost的用法（4）worth的用法（5）success/succeed/successful的用法（6）effort的用法（7）现在完成时的用法（二） Homework1. Review what we learned in this unit.2. Review the words in Units 5-8.Thank you!Unit 8