Unit 4 Time to celebrate (下)-2026-2027学年七年级英语上册知识点精讲（外研版）

Unit 4 Time to celebrate 知识点精讲（下） smell feel laughter miss taste celebrate culture 。单元核心词汇 waste pollution plastic duty break emergency challenge patient;situation regret decision support; medical write 。单元同步语法 一般现在时第三人称单数变化规侧及易错点 。单元文章对话 重点句型讲练 教材同步词汇全解全练 重点1 单元词汇 1.smel/smel/v.闻；嗅；n.气味 词形变化：smelled/smelt(过去式)；smelling(现在分词) 搭配：smell good/bad闻起来好/坏；smell of sth.有.气味 例句：The flowers smell sweet.这些花闻起来很甜。 2.fee/i:/v.感觉；觉得；触摸 词形变化：felt(过去式)；feeling(n.感觉) 搭配：feel like doing sth.想要做某事；feel+adj.感到.. 例佝：I feel happy today.我今天感到开心。 3.laughter/la:fta(r)ln.笑声；笑 词形变化：laugh(v.笑)；laughing(adj.) 搭配：burst into laughter突然大笑；loud laughter大声笑 例句：The children's laughter filled the room.孩子们的笑声充满了房间。 4.miss/ms/v.想念；错过；未击中 词形变化：missed(过去式)；missing(adj.失踪的) 搭配：miss sb./sth.想念某人/某物；miss the bus//train错过公交车/火车 例句：I miss my best friend.我想念我最好的朋友。 5.aste /terst/v.尝；品尝；n.味道；品味 词形变化：tasted(过去式)；tasting(现在分词) 搭配：taste+adj.尝起来.；have a taste of尝一尝 例句：The fruit tastes sour..这水果尝起来酸。 6.celebrate/'selrbrert/v.庆祝 词形变化：celebration(n.庆祝)；celebrated(过去式) 搭配：celebrate a festival/holiday庆祝节日；celebrate with sb.和某人一起庆祝 例佝：Ne celebrate Spring Festival every year..我们每年庆祝春节。 7.culture/'kIte(r)/n.文化 词形变化：cultural(adj.文化的)；culturally(adv.) 搭配：Chinese/American culture中国文化/美国文化；learn about culture了解文化 例句：Culture is important for a country..文化对一个国家很重要。 8.waste /werst/v.浪费；n.废物；adj.废弃的 词形变化：wasted(过去式)；wasteful(adj.浪费的) 搭：waste time/money/water浪费时间/钱/水；a waste of浪费.. 例佝：Don't waste food.不要浪费食物。 9.pollution/pa'lu:nln.污染 词形变化：pollute(v.污染)；polluted(adj.被污染的) 搭配：air/water/plastic pollution空气/水/塑料污染；reduce pollution减少污染 例句：Pollution makes the earth dirty.污染让地球变脏。 10.plastic/plaestk/n.塑料；adj.塑料的 词形变化：plastics(复数) 搭配：plastic bag/bottle塑料袋/瓶；plastic waste塑料垃圾 例句：Ve should use fewer plastic bags.我们应该少用塑料袋。 11.duty/'dju:tiln.责任；义务；职责 词形变化：duties(复数 搭配：on duty值日；值班；do one's duty尽责任 例句：It's our duty to keep the classroom clean..保持教室干净是我们的责任。 12.break/brerk/v.打破；折断；休息；n.休息；破裂 词形变化：broke(过去式)；broken(过去分词) 搭配：break the glass/rules打破玻璃/违反规顾则；have a break休息一下 例句：Don't break the window.不要打破窗户。 13.emergency/'m3:d3nsin.紧急情况；突发事件 词形变化：emergent(adj.紧急的) 搭配：in an emergency在紧急情况下；emergency number急救电话 例句：Cal110 in an emergency..紧急情况打110。 14.challenge/'taelnd3/n.挑战；v.挑战 词形变化：challenging(adj.有挑战性的)；challenged(过去式) 搭配：face a challenge面对挑战；take on a challenge接受挑战 例句：Learning a new language is a big challenge.学一门新语言是一个大挑战。 15.patient/per[nt/n.病人；adj.有耐心的 词形变化：patience(n.耐心)；patiently(adv.耐心地)；impatient(adj.不耐烦的) 搭配：be patient with sb..对某人有而耐心；the patient病人 例句：The doctor is patient with his patients.医生对他的病人有耐心。 16.situation/.stu'eIfn/n.情况；形势；处境 词形变化：situate(v.使位于) 搭配：in a difficult situation处于困难处境；face a situation面对情况 例句：What would you do in this situation?在这种情况你会怎么做？ 17.regret/r'gret/v.后悔；遗憾；n.后悔 词形变化：regretted(过去式)；regretting(现在分词)；regretful(adj,) 搭配：regret doing sth.后悔做了某事；with regret遗憾地 例句：I regret not listening to my teacher.我后悔没听老师的话。 18.decision/ct'sI3nln.决定；抉择 词形变化：decide(v.决定)；decisive(adj.果断的) 搭配：make a decision做决定；come to a decision达成决定 例句：lt's hard to make a good decision.很难做出一个好决定。 19.support/sapo:t/V.支持；n.支持 词形变化：supporter(n.支持者)；supportive(adj.支持的) 搭配：support sb../sth.支持某人/某物；give support给予支持 例句：My family always supports me..我的家人一直支持我。 20.medical/medrkl/adj..医疗的；医学的 词形变化：medicine(n.药)；medically(adv.) 搭配：medical care/treatment医疗护理/治疗；medical help医疗帮助 例句：He needs medical help.他需要医疗帮助。 21.write/rat/v.写；写作；写信 词形变化：wrote(过去式)；written(过去分词)；writing(现在分词)；writer(n.作 家) 搭配：write down写下；write to sb.给某人写信；write a letter写信 例佝：Please write your name on the paper..请在纸上写下你的名字。 考点通关 单元词汇 (一）单句填空（用所给词的适当形式填空） 1.The cake (taste)very sweet.I like it. 2.Don't (waste)water.It's precious 3.We should (celebration)Teachers'Day 4.1 (miss)my dog when I am at school. 5.She feels (laughter)when she hears a joke 6.It's our (duty)to protect the environment. 7.The glass is (break).Please be careful. 8.In an (emergency),call 120 9.He is a (patience)teacher.He never shouts 10.She (regret)eating too much yesterday 11.They (support)each other in the game 12.The (medicine)team arrived quickly. 13. (write)down the words in your notebook 14.Plastic (pollute)is a serious problem 15.We need to face the (challenge)bravely 16.The (culture)differences are interesting 17.She made a wise (decide) 18.The (smell)of the flower is nice. 19.1 (feel)cold.Please close the window. 20.What is your (situation)now? (二)短文填空 Dear Mary,How are you?I 1. (miss)you very much.Life here is a 2. (challenge)for me,but I 3._ (feel)happy.Yesterday I 4. (taste)some local food.It 5. (smell)good!I also learned about the 6. (culture)of this city.We 7. (celebrate)a festival together.It was fun.However,there is 8. (pollution)in the air.People should stop 9 (waste)resources.It's our 10 (duty)to protect the earth.Please 11. (write)to me soon.Your 12 (support)means a lot to me.Yours,Li Hua 参考答案 1.tastes;2.waste;3.celebrate;4.miss;5.laughter;6.duty;7.broken; 8.emergency;9.patient;10.regretted;11.support;12.medical;13.Write; (一）单句填空 14.pollution;15.challenge;16.cultural;17.decision;18.smell;19.feel; 20.situation (二)短文填空 1.miss;2.challenge;3.feel;4.tasted;5.smelled;6.culture;7.celebrated; 8.pollution;9.wasting;10.duty;11.write;12.support 教材同步语法全解全练 重点2 单元语法 般现在时（第三人称单数） 项目 内容 般现在时表示经常、习惯性的动作或客观 定义 事实。当主语是第三人称单数(he/she/it /单数名词/不可数名词)时，谓语动词需 要加-s或-es。 1.一般情况下，动词直接加-s。例：ke→ likes,play→plays 2.以s,X,sh,ch,o结尾的动词，加-es。 例：watch→watches,,go→goes,do→ 变化规则 does 3.以"辅音字母+y”结尾的动词，变y为 i,再加-es。例：study→studies,fly→ flies 4.特殊变化：have→has,be一is ①主语是第三人称单数时，动词必须用第三 人称单数形式，但否定句和疑问句中，借助 doesn't/does后，动词要变回原形。 ②be动词(am/is/are)的第三人称单数 只有is。 易错点提醒 ③注意主语是单数名词（如the cat,my father）、不可数名词（如water,time) 时，动词也要用第三人称单数。 ④不要漏掉特殊变化：have→has,不是 haves;go一goes,不是gos。 肯定句：He gets up at7:0 every day 否定句：She doesn't like milk. 常用句型举例 一般疑问向：Does Tom play football? 特殊疑问句：What does your mother do? 考点通关 单元语法 语法专练一：单项选择(8题) 1.My brother in a big school. A.study B.studies C.studying 1.The cat milk every morning. A.drink B.drinks C.is drink 1.-What does your father do? —He a doctor A.is B.does C.be 1.Lily her homework at home. A.don't do B.doesn't do C.doesn't does 1.Tom and Mike like playing football. A.don't B.doesn't C,aren't 1.A panda bamboo. A.eat B.eats C.eating 1.She to school by bus every day. A.go B.goes C.going 1.Does he Chinese?—No,he English. A.speak;speak B.speaks;speaks C.speak;speaks 语法专练二：语法填空(10题) 用所给词的适当形式填空，注意主语为第三人称单数。 1.My mother often (watch)TV in the evening. 2.The bird (have)a small mouth. 3.He (not like)getting up early. 4. (do)your sister (play)the piano? 5.The boy (carry)a heavy box now.(注意：一般现在时，不是现在进行 时) 6.She usually (wash)her clothes on weekends. 7.Tom's father (teach)English in our school. 8.What (do)the dog_ (want)to eat? 9.It (be)a sunny day today. 10.The child (study)very hard. 参考答案 语法专练一：单项选择 1.B;2.B;3.A;4.B;5.A;6.B;7.B;8.C 1.watches;2.has;3.doesn't like;4.Does;play;5. 语法专练二：语法填空 carries; 6.washes;7.teaches;8.does;want;9.is;10. studies 教材同步文章句型精讲 重点3 文章精讲 1.For Chinese people,festivals usually mean a break from work and happy family reunions. 结构：mean+名词 短语：a break from work工作间隙；family reunions家庭团聚 译：对中国人来说，节日通常意味着从工作中休息和快乐的家人团聚。 2.But for Leng Wenying,festivals only mean more work. 结构：only mean+名词 译：但对冷文英来说，节日只意味着更多的工作。 3.As a doctor in the emergency room,Leng misses many family meals with her loved ones. 结构：as+身份/职业 短语：miss family meals错过家庭聚餐；loved ones亲人 译：作为一名急诊室医生，冷错过了和亲人在一起的许多家庭餐。 4.She is often much busier during festivals. 结构：much busier忙得多（比较级修饰） 译：她在节日期间经常忙得多。 5.Sometimes she has to work without any breaks for 20 hours. 结构：have to do sth.不得不做某事 短语：without any breaks没有任何休息 译：有时她不得不连续工作20小时，没有任何休息。 6.This makes her tired and thirsty. 结构：make+宾语+形容词（使..…怎么样） 译：这使她疲惫又口渴。 7."Festivals are a challenge because our patients are often in a bad situation.We need to stand by every minute,"says Leng. 结构：because+原因状语从句 短语：a challenge一个挑战；in a bad situation处于糟糕情况；stand by待命/ 守在旁边 译："节日是个挑战，因为我们的病人常常处于糟糕情况。我们需要每分钟都待 命，”冷说。 8.Leng's duty means she has little time to be with her family at festivals. 结构：mean+从句 短语：have little time to do sth.几乎没有时间做某事 译：冷的职责意味着她在节日里几乎没有时间和家人在一起。 9.But she never regrets her decision to be an ER doctor. 结构：regret+名词/动名词（后悔做谋事） 短语：decision to do sth.做某事的决定 译：但她从不后悔自己成为急诊医生的决定。 10."I make the most of every minute with my family.I'm very thankful for their support,' she says. 结构：make the most of..充分利用. 短语：be thankful for..感激... 译："我充分利用和家人的每一分钟。我非常感激他们的支持，”她说。 11.Leng is only one of millions of medical workers in China. 结构：one of+复数名词…之一 译：冷只是中国数百万医疗工作者中的一员。 12.They give up their family time to answer the call of duty. 结构：give up sth.to do sth.放弃某物去做某事 短语：answer the call of duty响应职责的召唤 译：他们放弃家庭时间来响应职责的召唤。 13.In the heart of every patient,their hard work shines brighter than festive fireworks. 结构：shine+比较级+than比.…更闪耀 短语：in the heart of..在.心中；festive fireworks节日烟花 译：在每一位患者的心中，他们的辛勤工作比节日烟花更闪耀。 考点通关 文章精讲 练习一：单项选择（从A、B、C、D中选出一个最佳选项） 1.For Chinese people,festivals usually a break from work. A.mean B.means C.meaning D.to mean 2.But for Leng Wenying,festivals only mean work. A.many B.much C.more D.most 3.As a doctor,she many family meals with her loved ones. A.miss B.misses C.missing D.missed 4.Sometimes she has to work any breaks for 20 hours. A.with B.without C.in D.for 5.This makes her tired and thirsty. A.feel B.feels C.felt D.feeling 6.We need to stand every minute. A.up B.for C.by D.with 7.She never regrets her decision an ER doctor. A.be B.being C.to be D.to being 8.She makes the of every minute with her family. A.best B.most C.good D.better 9.Leng is only one millions of medical workers. A.of B.in C.for D.with 10.Their hard work shines than festive fireworks. A.bright B.brighter C.brightest D.more bright 练习二：完成句子（根据中文提示，每空填一个词或短语） 1.节日通常意味着工作和休息。 Festivals usually a break work. 2.她错过了和家人的许多聚餐。 She many family meals her family 3.有时她不得不连续工作20小时。 Sometimes she has to work 20 hours any breaks 4.这使她累又渴。 This her tired thirsty. 5.病人常常处于糟糕的状况。 Patients are often a situation. 6.他们需要每分钟都待命。 They need to every minute. 7她从不后悔自己成为急诊医生的决定。 She never her decision be an ER doctor. 8我充分利用与家人在一起的每一分钟。 the of every minute with my family. 9他们放弃家庭时间响应职责的召唤。 They their family time to answer the call of duty. 10.他们的努力工作比节日烟花更闪耀。 Their hard work than festive fireworks. 练习三：翻译句子（将中文译成英文，每句写在一行上） 1对中国人来说，节日通常意味着家庭团聚。 2.但对冷文英来说，节日只意味着更多的工作。 3.她工作很忙，没有时间休息。 4.她从不后悔自己的选择。 5.她非常感谢家人的支持。 6.冷只是数百万医疗工作者之一。 7.他们放弃家时间去帮助病人。 8.他们的辛勤工作在患者心中闪耀。 参考答案 练习一：单项选择 1.A2.C3.B4.B5.A6.C7.C8.B9.A10.B 1.mean;from;2.misses;with;3.for;without;4.makes;and; 练习二：完成句子 5.in;bad;6.stand by;7.regrets;to;8.make;most;9.give up; 10.shines brighter 1.For Chinese people,festivals usually mean family reunions. 2.But for Leng Wenying,festivals only mean more work. 3.She is very busy and has no time to rest.4.She never 练习三：目 翻译句子 regrets her choice.5.She is very thankful for her family's support.6.Leng is only one of millions of medical workers. 7.They give up their family time to help patients.8.Their hard work shines in the hearts of patients. A 教材同步单元练习 一、阅读理解 A篇 When duty calls,many people answer.Firefighters (are one of them.They work day and night to keep us safe.But do you know what their life is like during festivals? For most people,festivals mean family time and delicious food.But for firefighters, festivals often mean more work."During the Spring Festival,we are always on duty, says Zhang Wei,a firefighter in Beijing."People set off fireworks()to celebrate. But if they are not careful,it can cause fires ()We must be ready to go at any time." Zhang Wei has been a firefighter for eight years.He has missed many family dinners during festivals."I feel sorry for my family,"he says."But they understand and support me.My duty is to protect people's lives and property ()I never regret choosing this job.” Every year,millions of firefighters in China work during festivals.They give up their time with family to answer the call of duty.Their hard work and bravery shine like the fireworks in the night sky.They are the real heroes (of our time. ()1.What does the underlined word "them"in Paragraph 1 refer to? A.Firefighters.B.Festivals. C.Families. D.Heroes. ()2.Why do firefighters have more work during the Spring Festival? A.Because people need help at home. B.Because fireworks may cause fires. C.Because they have no family to visit. D.Because they like working at that time. ()3.How does Zhang Wei feel about his job? A.He feels tired and wants to give up. B.He feels sorry but never regrets it. C.He feels angry about missing dinners. D.He feels happy because he has no family ()4.What is the best title for the passage? A.How to Celebrate Festivals B.The Life of Firefighters C.Fireworks and Festivals D.Firefighters on Duty B篇 Volunteering(志愿服务)is a great way to help others and learn new things.Many teenagers in China are now joining volunteer groups to make a difference.Let's meet two of them. Li Ming,14,from Shanghai,volunteers at a local library every Saturday "I help organize books and guide readers,"he says."At first,I thought it was boring.But now I find it interesting because I can meet different people and learn from them."Li Ming also helps with reading activities for children."Seeing kids enjoy reading makes me happy,"he adds. Nang Fang,15,from Xi''an,volunteers at an animal shelter(动'物收容所)on weekends.. "I walk dogs and clean their rooms,"she says."Animals there need love and care. When a dog finds a new home,I feel so proud ).Wang Fang also learns about animal protection."I want to tell more people to be kind to animals,"she says. Both Li Ming and Wang Fang agree that volunteering is not just about giving.It is also about growing."I become more confident(伯信的)and responsible(有责任的)，”says Li Ming."Volunteering changes me a lot,Wang Fang adds. ()1.What does Li Ming do at the library? A.He reads books to children. B.He organizes books and guides readers. C.He cleans the library every day. D.He teaches kids how to read. ()2.How does Wang Fang feel when a dog finds a new home? A.Bored. B.Tired. C.Proud. D.Sad. ()3.What can we learn from the passage? A.Volunteering is only for teenagers. B.Volunteering helps others but not the volunteers. C.Volunteering can help both others and volunteers. D.Volunteering is boring for most teenagers. ()4.Which of the following is TRUE? A.Li Ming volunteers at an animal shelter. B.Wang Fang volunteers every Saturday. C.Both Li Ming and Wang Fang find volunteering meaningful. D.Li Ming thinks volunteering is always boring. 二、完形填空 When duty calls,many people answer the call without thinking twice.For medical workers,festivals are not always a time for 1.and family reunions.They are often the busiest time of the year. Dr.Chen is a doctor at a big hospital in Guangzhou.During the Spring Festival,she 2. works for 12 hours a day."Patients need us,"she says."We can't just 3. them alone."Her 4.is to save lives,and she takes it very seriously. One Spring Festival,a young boy was sent to the emergency room.He had a high fever and was very weak.Dr.Chen worked for hours to help him.The boy's parents were very 5. "Thank you,Doctor!"they said.Dr.Chen felt warm inside.She knew 6. hard work was worth it. But being a doctor is not easy.Dr.Chen has little time for her own family.She often 7. family dinners during festivals."I feel sorry for my family,"she says."But they 8.me.They know my job is important." Dr.Chen never regrets her 9. to be a doctor."I make the most of every minute with my family,"she says."And I am thankful for their love and 10. In the heart of every patient,the hard work of medical workers shines 11. than any festival fireworks.They are the true 12. of our time. A.work B.rest C.study D.play A.never B.seldom C.always D.sometimes A.help B.leave C.save D.call A.dream B.duty C.hobby D.habit A.angry B.sad C.thankful D.worried A.his B.her C.their D.its A.enjoys B.misses C.has D.cooks A.need B.know C.support D.teach A.decision B.mistake C.problem D.question A.money B.time C.support D.help A.bright B.brighter C.brightest D.more bright A.heroes B.patients C.doctors D.workers 三、阅读短文回答问题 Every year,millions of people around the world celebrate festivals with their families But for some people,festivals are a time of hard work and duty.They give up their own happiness to serve others. Li Ming is a bus driver in Beijing.During the Spring Festival,many people go home to visit their families.The buses are very crowded.Li Ming has to work from early morning to late night."I have to drive carefully because there are so many people," he says."Sometimes I feel tired,but when I see passengers (get home safely,I feel happy" Another person is Wang Fang,a nurse in a hospital in Shanghai.She works during the Spring Festival every year."Patients need care all the time,"she says."I can't just leave them."Wang Fang's family lives in another city.She misses them very much.But she knows her job is important. These people choose duty over personal happiness.They may not have big family dinners or watch the Spring Festival Gala with their loved ones.But their hard work makes the festival better for everyone else.They are the unsung heroes 雄)of our society. 1.What does Li Ming do during the Spring Festival? 2.How does Li Ming feel when passengers get home safely? 3.Why does Wang Fang work during the Spring Festival every year? 4.Does Wang Fang's family live in Shanghai? 5.What does the passage mainly want to tell us? 四、短文填空 用方框中所给单词的适当形式填空，使短文完整正确。（每个单词限用一次，每空限填一个单 词。) patient celebrate patient support decision miss medical duty challenge situation Doctors and nurses are important people in our society.They work hard to save lives and help 1.get better.During festivals,they often have to work while others are 2. This is a big 3.for them. Dr.Liu is a 4.worker in a big hospital.During the Spring Festival,she often 5. family dinners with her loved ones.But she never regrets her 6.to be a doctor."It's my 7.to help people,"she says. Sometimes the 8.in the hospital is very difficult.But Dr.Liu and her team always 9. each other."We work together to fight (the disease,"she says. "We are like a family." Dr.Liu is very thankful for her family's 10.."They understand why I can't always be with them,"she says."Their love gives me strength (). 1. 2. 3. 4. 6. 7. 8. 9. 10. 五、导作 话题：My Understanding of Duty 提示： 1.你认为"责任”是什么？ 2.生活中谁在履行责任？清举例说明。 3.作为学生，你的责任是什么？ 4你打算如何履行你的责任？ 要求：80词左右，语句通顺，语法正确。 参考答案 一、 阅读理 A篇：1.A2.B3.B4.D 解 B篇：1.B2.C3.C4.C 二、完形填 1.B;2.C;3.B;4.B;5.C;6.B;7.B;8.C;9.A;10.C;11.B;12 空 A 1.He works as a bus driver and drives carefully to get people home safely. 2.He feels happy. 三、阅读短 3.Because patients need care all the time she can't leave patients alone. 文回答问题 4.No,she doesn't.No,her family lives in another city. 5.It wants to tell us about the people who choose duty over personal happiness during festivals. 四、短文填 1.patients 2.celebrating 3.challenge 4.medical 5.misses 6.decision 7.duty 空 8.situation 9.support 10.support 五、写作 范文： My Understanding of Duty Duty means doing what we should do.In our life,many people are doing their duty. For example,doctors save patients,and teachers help students learn.As a student,my duty is to study hard and help my parents at home.I also have a duty to protect the environment.I plan to finish my homework on time and read more books.I will also help clean the room.Bv doina these small thinas.I can do mv duty well.Duty makes us