（新教材）2020-2021学年高中英语人教版必修第三册同步课件：UNIT 1 FESTIVALS AND CELEBRATIONS PERIOD 2 .ppt

1、UNIT 1FESTIVALS AND CELEBRATIONSPeriod TwoReading and Thinking课前自主预习1_ 逐渐消失；(身体)变得虚弱2_ 不管；尽管3_ 利用；欺骗；占便宜4_ 世界各地5_ 在一些欧洲国家6_ 花时间和家人在一起fade awayin spite oftake advantage ofall around the worldin some European countriesspend time with family7_ 包括从都之间；从到变化8_(兴趣、想法等方面)相同；有相同的特征9_ 随着现代社会的发展range fromtohav

2、e sth.in commonwith the development of modern society10celebrate over a meal _11admire the shining moon _12play a significant role in _13attitudes towards life _14allow us to relax and enjoy life _15forget about our work _16decoratewith _聚餐庆祝 欣赏明月 在中起重要作用对生活的的态度 让我们放松，以享受生活忘却工作 用装饰17give up _18take

3、place _19drive away _20be good for _21in order to _放弃发生；举行 驱赶 对有好处 为了1However，no matter _ different they may seem，all over the world，the spirit of sharing joy，gratitude，love，or peace is common in all festivals.(“no matter疑问词”引导的状语从句)2_ the development of modern society and the spread of new ideas，so

4、me traditions may fade away and others may be established.(with表示伴随)3Another example is Halloween,_ slowly became an exciting festival for children，in spite of its religious origins.(非限制性定语从句)4Festivals are becoming more and more commercial,with businesses _(take)advantage of the celebrations.(with复

5、合结构)5Online shopping websites and social media apps have made it much easier for the public _(spend)more on gifts for their loved ones.(makeit宾语补足语真正的宾语)【答案】1.how2.With3.which4.taking5to spend.阅读课文，匹配段落大意()Paragraph 1A.The importance of festivals.()Paragraph 2B.The change of customs.()Paragraph 3C.I

6、ntroduction of festivals around the world.()Paragraph 4D.The harvest festival.()Paragraph 5E.Commercial festivals.【答案】Paragraph 1C；Paragraph 2D；Paragraph 3B；Paragraph 4E；Paragraph 5A.阅读课文，判断信息正误()1.Not all people think it is wise to make festivals commercial.()2.Lighting firecrackers is still the im

7、portant way to celebrate the Spring Festival in many big cities.()3.Over time,the tradition of celebrating Halloween has changed a lot.()4.Festivals around the world have different customs and celebrating approaches.()5.During the MidAutumn Festival，families around the world gather to admire the moo

8、n.【答案】1.T2.F3.T4.T5.F.阅读课文，选择正确选项()1.What do all the festivals have in common?AThey all have similar customs.BThey all originated from religions.CThey are all connected with famous figures.DThey all show the spirit of sharing joy,gratitude or peace.()2.What was the Egyptian harvest season?AAutumn.BS

9、ummer.CWinter.DSpring.()3.Whats the function of the examples in Paragraph 2?ATo show how the harvest festival is celebrated in almost all cultures.BTo show the ways that people celebrate the harvest festival have been changed.CTo show all the people are grateful for the supply of crops.DTo show the

10、harvest festival is the most important one in China.()4.When does the harvest festival take place?ABefore people sow the seeds.BBefore people plough(犁)the fields.CWhen people begin to harvest the crops.DAfter the crops are harvested.()5.What can we infer from the fourth paragraph?A Business shouldnt

11、 take advantage of celebrations of festivals.B People have different opinions on making festivals commercialized.COnline shopping websites and apps make festivals more complicated.DPeople should spend more money buying gifts for their loved ones.【答案】1.D2.D3.A4.D5.B课堂新知讲练1range n一系列；范围、界限vi.包括；(在一定范围

12、内)变化(P4)They have a wide range of origins，such as the seasons of the year，religions，famous figures，and important events.【翻译】它们有广泛的起源，比如为了一年中的季节、宗教、名人和重要事件。(1)a wide range of 大范围的；各种各样的in/within the range of 在范围内out of/beyond range of 超出的范围(2)range fromto 包括从到之间【用法详解】His interests ranged from chess t

13、o fishing.他的业余爱好从下国际象棋到钓鱼，范围很广。There will be an increase in the range of 1 to 3 per cent.将会有13个百分点的增长幅度。The price of the house is so high that it is well beyond our range.这栋房子的价格太高了，远远超出了我们能承受的范围。An artist can create a wide range of pleasant sounds using the Chinese guzheng.一位艺术家可以用中国古筝创造出各种各样的悦耳的声音

14、。【针对练习】单句语法填空(1)The students from _ wide range of backgrounds are on good terms with each other now.(2)The national park has a large collection of wildlife,_(range)from butterflies to elephants.(3)When driving on highways,the driver must control his or her speed _ the range of speed limit.【答案】(1)a(2

15、)ranging(3)within/in2figure n人物；数字；身材 vt.认为；认定(P4)They have a wide range of origins，such as the seasons of the year，religions，famous figures，and important events.【翻译】它们有广泛的起源，比如为了一年中的季节、宗教、名人和重要事件。(1)figure n.人物；数字；身材a political/public figure 一位政治/公众人物keep ones figure 保持身材(2)figure vt.认为；认定figure ou

16、t 弄清楚；弄懂；弄明白figure that 认为【用法详解】A great figure is usually ahead of his time.伟大的人物总是走在时代的前列。Every time I add up these figures，I get a different answer.我每次把这些数字加起来，得到的答案都不同。She does exercise every morning to keep her figure.她每天早上做运动以保持身材。This doesnt mean trying to figure out whats wrong with the other

17、 person.这并不意味着要尽力弄清楚别人怎么样了。【巧学助记】看图巧记figure【针对练习】写出下列句子中figure的中文意思(1)I figured that the two players had a lot in common._(2)I could see the figure of a woman against the window._(3)She has an excellent figure and she takes pride in it._(4)Lang Ping is one of the most popular pioneer figures in voll

18、eyball._(5)These figures show why the Negroes lived in such deep poverty._【答案】(1)认为(2)轮廓(3)身材(4)人物(5)数字3gather vi.聚集；集合 vt.聚集；搜集；收割(P4)This important agricultural festival takes place after all the crops have been gathered in.【翻译】这个重要的农业节日发生在所有的庄稼都收割之后。gather sb./sth.聚集；召集gather togetherget together

19、 聚会gather around 聚集在周围gather in 收进；收获【用法详解】Many of her fans gathered in the main square.她的许多粉丝都聚集在主广场上。We gathered in quantities of apples and sold them online.我们收获了大量的苹果并在网上销售。The whole family gathered together at Rays home and have great fun.全家人聚集在雷的家中，玩得很开心。Most people believe the best way to bui

20、ld a great team is to gather a group of the most talented individuals.大多数人认为打造一个优秀团队的最好方法就是把最有才华的一群人聚在一起。【熟词生义】gather vt.拥抱；理解She gathered the child in her arms and held him close.她把孩子拉过来紧紧抱在怀里。I gathered from the way she replied that she wasnt very enthusiastic.从她的回答来看，她并不十分热心。(说明：本系列产品中凡带有的内容均供学有余

21、力的读者自行选用)【针对练习】单句语法填空(1)_(gather)around the fire,the tourists danced with the local people.(2)All the students are required _(gather)at the school gate at 7 am.(3)They all gathered _ the TV to watch the Olympics opening ceremony.(4)All the information _(gather)up to now，which makes it easier to look

22、 into the case.【答案】(1)Gathering(2)to gather(3)around(4)has been gathered4grateful adj.感激的；表示感谢的(P4)People celebrate to show that they are grateful for the years supply of food.【翻译】人们庆祝(这些节日)是为了表明他们对这一年所提供的食物的感谢。(1)be grateful to sb.for sth.因为某事而感激某人be gratefulthat从句 感激；感谢(2)gratefully adv.感激地(3)其他表示

23、感谢的词还有：thank v&n感谢 thankful adj.感谢的appreciate v感谢 appreciation n感谢gratitude n感激；感谢【用法详解】Im so grateful to you for all that youve done.我非常感激你所做的一切。I would be very grateful if you could help me gather some materials about how to improve English.如果你能帮助我收集一些关于怎样提高英语的建议，我将非常感激。【针对练习】翻译句子(1)我很感谢他们没有问我这个隐私

24、问题。_【答案】I was grateful that they didnt ask me the personal question.(2)我很感激所有老师慷慨的帮助。_【答案】I am extremely grateful to all the teachers for their generous help.5feature vt.以为特色 n特色；特征；特点(P4)It featured a parade and a great feast with music，dancing，and sports.【翻译】它以游行和伴有音乐、舞蹈和运动的盛大宴会为特色。feature vt.以为特色

25、 n特色；特征；特点【用法详解】The film features Cary Grant as a professor.这部电影由卡里格兰特饰演一位教授。Teamwork is a key feature of the training programme.团队合作是这项训练计划的特色。The concert features dancers，singers and actors that come from many different countries.音乐会的特点是有来自许多不同国家的舞者、歌手和演员。【针对练习】单句语法填空(1)One of the most distinguish

26、ed _(feature)of modern banking is its independence on computers.(2)The exhibition will be open next week,_(feature)paintings by Chinese traditional artists.【答案】(1)features(2)featuring6significant adj.有重大意义的；显著的(P4)Customs play a significantrole in festivals,but sometimes they can change over time.【翻

27、译】风俗习惯在节日中起着重要的作用，但有时会随着时间的推移而改变。(1)significant adj.有重大意义的；显著的It is significant that 很明显(2)significantly adv.有重大意义地；显著地(3)significance n(尤指对将来有影响的)重要性；意义be of significance tobe significant to对重要attach(great/more/no)significance/importance to认为(很/更加/一点都不)重要【用法详解】The factor is of great significance to

28、 the success of the project.这个因素对那项工程的成功来说是很重要的。Its significant that people attach greater significance to taking regular exercise.很明显人们更加重视有规律的锻炼。【针对练习】一句多译练习书法对学生的成长有重要意义。(1)Practicing handwriting _ the students growth.(significant)【答案】is very significant to(2)Practicing handwriting _ the students

29、 growth.(significance)【答案】is of great significance to完成句子(3)As time goes by,I _ _ _ _ _ what is worth doing.随着时间推移，我更加重视去做值得做的事情。【答案】attach more significance to doing7typical adj.典型的；有代表性的；平常的(P4)One example is the typical Chinese Spring Festival custom of lighting firecrackers to drive away the evi

30、l spirits and celebrate the new year.【翻译】其中一个具有代表性的中国春节的习俗是燃放鞭炮以驱赶邪灵、庆祝新年。(1)be typical of sb./sth.是的典型It is typical of sb.to do sth.某人经常做某事(2)typically adv.典型地；代表性地【用法详解】It is typical of her to get straight to the point.直接进入正题是她一贯的作风。The view is very typical of the people of his generation.这种观点是他这一

31、代人的典型观点。【针对练习】单句语法填空(1)Jack is late again.It is typical of him _(keep)others waiting.(2)The woman she acted in the film is typical _ the women in the 1930s.(3)The factory _(typical)produces 500 chairs a week.【答案】(1)to keep(2)of(3)typically8reflect v显示；反映；反射(P5)They reflectpeoples wishes，beliefs，fait

32、hs and attitudes towards life.【翻译】它们反映了人们的愿望、信念、信仰和对生活的态度。(1)reflect on/upon 思考；反思reflect back 反射；如实地反映出reflect from 从反射出reflect in 在中反射出来；在中反映出来(2)reflection n映像；反射；反映；沉思on/upon reflection 经过反思后(改变想法)【用法详解】The still water reflected a full moon.平静的水面映出了一轮满月。The boy is reflecting how to answer the qu

33、estion.那男孩正在考虑怎样回答这个问题。You should take advantage of this chance to reflect on your work.你应该利用这次机会反思你的工作。Reflect back on all of the things you have done this year to help others.回想一下你在过去一年里做了哪些帮助别人的事情。But upon reflection,I realize that Im really the one who should say,“Im sorry.”但是通过反应我也认识到我是那个应该说“对不

34、起”的人。【针对练习】单句语法填空(1)Seans strong love for his country _(reflect)in his recently published poems.(2)Usually a childs behaviour is a _(reflect)of his family environment.(3)In my view，the manager had enough time to reflect _ his failure.【答案】(1)is reflected(2)reflection(3)on/upon9belief n信仰；信心；信任(P5)The

35、y reflect peoples wishes，beliefs，faiths and attitudes towards life.【翻译】它们反映了人们的愿望、信念、信仰和对生活的态度。(1)have belief in相信；信任beyond belief 令人难以置信contrary to popular belief 与普遍的看法相反Ones belief is that某人相信/认为It is ones belief that某人相信/认为【用法详解】(2)disbelief n不相信；怀疑(3)believe v相信；认为(4)unbelievable adj.令人难以置信的If

36、youre selling,you have to have belief in the product.如果你在销售东西，就必须对所销售的产品有信心。It is my belief that we can rely on our own effort to solve the problem.我相信，我们可以靠自己的努力来解决这个问题。【针对练习】单句语法填空(1)It is my belief _ we can rely on ourselves to solve the problem.(2)Its _ belief that he could be so foolish when do

37、ing such a simple thing.(3)Contrary _ popular belief,there is no evidence showing your appearance makes much difference to your life.【答案】(1)that(2)beyond(3)to10in spite of 不管；尽管(P4)Another example is Halloween，which slowly became an exciting festival for children，in spite of its religious origins.【翻

38、译】另一个例子是万圣节，尽管它有宗教渊源，但它慢慢地成了让孩子们兴奋的节日。(1)in spite of 为短语介词，相当于介词despite，后跟名词、代词、动名词或者同位语从句等。(2)引导让步状语从句，意为“尽管”的连词还有although，though，while，as(引导倒装句)。【用法详解】In spite of his age,he still leads an active life.尽管年事已高，他依旧过着一种忙碌的生活。Despite applying for hundreds of jobs,he is still out of work.他尽管申请了数百份工作，但仍然

39、在失业中。In spite of the fact that there is little chance,he still didnt give up.尽管机会渺茫，但他仍然没有放弃。【针对练习】一句多译尽管她竭尽全力控制自己，声音仍然在颤抖。Her voice was shaking though she made all her efforts to control it.(1)_.(spite)【答案】Her voice was shaking in spite of all her efforts to control it.(2)_.(despite)【答案】Her voice w

40、as shaking despite all her efforts to control it.11take advantage of利用；欺骗；占的便宜(P5)Festivals are becoming more and more commercial，with businesses taking advantage of the celebrations.【翻译】节日变得越来越商业化，因为商家利用了庆祝活动。(1)be at an advantage 处于优势(2)have an/the advantage over 比有优势(3)be at a disadvantage 处于劣势(4

41、)to ones advantage/disadvantage 对某人有利/不利【用法详解】You have the advantage over me in working experience.在工作经验方面，你胜过我。My poor skill in writing might be to my disadvantage.我不擅长写作，这可能会对我不利。I am grateful that they can take advantage of the opportunity to help me.我感激他们能利用这个机会来帮助我。【针对练习】完成句子(1)It would be _(对

42、你 有 利)to attend this meeting.(2)The cities on the east coast _(比有优势)those on the west coast.(3)I dont want him to think were _(利用)him when we turn to him for help.【答案】(1)to your advantage(2)have the advantage over(3)taking advantage of12have sth.in common(兴趣、想法等方面)相同；有相同的特征(P5)you may be surprised t

43、o find that different cultures actually have a lot in common after all.【翻译】你可能会惊讶地发现不同的文化其实有很多共同点。(1)have much(a lot)/little in common(with)(与)有许多/几乎没有共同之处(2)have something/nothing in common(with)(与)有一些/没有共同之处(3)in common with与一样【用法详解】We have much/a lot in common.我们有很多相同之处。I have nothing in common w

44、ith Jane.我和简毫无共同之处。In common with many other teenagers,she seldom reflects her behavior.和许多青少年一样，她很少反思她的所作所为。【针对练习】完成句子(1)The only thing we _(有共同点)is that weve both been to France.(2)Though they are twin sisters，they _(几乎没有共同之处)(3)Tom _(与有许多共同之处)with his lder brother.【答案】(1)have in common(2)have lit

45、tle in common(3)has a lot/much in common with1(P4)However，no matter how different they may seem，all over the world，the spirit of sharing joy，gratitude，love，or peace is common in all festivals.【翻译】然而，无论它们看起来多么不同，在世界各地，分享欢乐、感恩、爱心或和平的精神在所有节日中都是共同的。【考点提炼】no matter how 意为“不管多么，无论多么”，引导让步状语从句，相当于however，此

46、时however 后接形容词或副词的原级，即“howeveradj./adv.主语谓语”。【归纳拓展】(1)“疑 问 词 ever”类 词 有 whatever,whichever，whoever，whomever,wherever，whenever，however，它们可引导让步状语从句，通常可以转换为“no matter疑问词”。(2)whatever，whichever，whoever,whomever 还可引导名词性从句，此时不能转换为“no matter疑问词”。No matter where he may be(Wherever he may be),he will be happ

47、y.他无论在什么地方都快乐。Give this book to whoever likes it.谁喜欢这本书就给谁吧。(这里不能用no matter who)No matter how hard he works,he finds it difficult to make ends meet.无论他多么努力地工作，却总是入不敷出。【针对练习】单句语法填空(1)No matter _ well you know Paris,it is easy to get lost.(2)_ attends the party will get a chance to have a photo taken

48、with the host.(3)The truth is that we are lucky enough to have clean water _ we want,but this is not the case for many people around the world.【答案】(1)how(2)Whoever(3)whenever2(P5)Festivals are becoming more and more commercial,with businesses taking advantage of the celebrations.【翻译】随着商家利用这些庆典，节日变得越

49、来越商业化。【考 点 提 炼】with business taking advantage of the celebrations是with的复合结构，由“with宾语补语”组成，这个结构通常在句子中充当状语或定语。【归纳拓展】(1)在这个结构中，充当宾语成分的通常是名词或者代词，充当补语成分的通常是形容词、副词、介词短语或非谓语动词。(2)with名词/代词非谓语动词结构(其中的to do表示将来发生的动作，doing与前面的宾语逻辑上是主谓关系，done与前面的宾语逻辑上是动宾关系)。With spring coming,everything comes to life again.春天来

50、临的时候，所有事物又重新活了过来。(with复合结构在句中充当时间状语)The man with his arms crossed on his chest is the headmaster of our school.那个双手交叉抱在胸前的人是我们学校的校长。With so much work to do,she must work day in and day out.由于工作特别多，她必须夜以继日的工作。With time going by,I gradually understand my fathers words.随着时间的流逝，我逐渐明白了父亲的话。(with复合结构充当伴随状

51、语)【针对练习】单句语法填空(1)With a lot of difficult problems _(settle),the newlyelected president is having a hard time.(2)With all the homework he was given _(finish),he gladly went to bed for a good sleep.(3)Chinas image is improving steadily,with more countries _(recognize)its role in international affairs.

52、完成句子(4)He often sleeps _(窗户开着)(5)The square looks more beautiful than ever _(所有的灯都亮着)【答案】(1)to settle(2)finished(3)recognizing(4)with the windows open(5)with all the lights on3(P5)Online shopping websites and social media apps have made it much easier for the public to spend more on gifts for their

53、loved ones.【翻译】在线购物网站和社交媒体应用程序让公众更容易为亲人在购买礼物方面花费更多的钱。【考点提炼】该句是简单句，其中it作做式宾语，动词不定式to spend more on gifts for their loved ones做真正的宾语。【归纳拓展】(1)it 作形式宾语时，代替作真正宾语的动词不定式、动名词或从句，把真正的宾语置于宾语补足语之后。it 作形式宾语的常用句式有：主语think/feel/make/consideritn./adj.for/of sb.todo，其中的for/of 引出动词不定式的逻辑主语。(2)enjoy，like，dislike，lov

54、e，hate,prefer，appreciate 等动词后接 if 或when 引导的从句时，通常应先在动词后接it 作形式宾语。I like it when you smile.我喜欢你笑的时候。The Internet has made it quicker to look for all kinds of information.因特网使得查找各类信息更加快捷。The glass windows make it possible that the sunlight can easily be felt.通过玻璃窗可以轻松感受到阳光。I think it no good arguing w

55、ith him for he is so stubborn.我认为和他争论是没有用的，因为他太固执了。No matter where he is，he makes it a habit to go for a walk before breakfast.不管他在哪里，他习惯在早饭前散步。【针对练习】单句语法填空(1)He thinks it no use _(take)a map with him.But he is wrong.(2)I would appreciate _，to be frank,if you could lend me a hand.(3)As a doctor，I co

56、nsider it my duty _(cure)thepatients of their diseases.(4)The brain makes _ harder for the body to move around and consume more energy.【答案】(1)taking(2)it(3)to cure(4)it课文读练专训.请从题后所给的六个选项中选择合适的答案1._，the spirit of sharing joy，gratitude，love，or peace is common in all festivals.2The harvest festival can

57、 be found in almost every culture and _.3With the development of modern society and the spread of new ideas,_.4 Nowadays many festivals are becoming commercial _.5_ because they reflect peoples wishes and beliefs.AThough festivals have different originsBAs festivals play a significant role in our so

58、cietyCit is held after all the crops have been gathered inDAnyhow,festivals are an important part in our societyEsome traditions of celebrating festivals may fade awayFwith the development of online shopping and social media【答案】1.A2.C3.E4.F5.D.课文语法填空Every culture in the world celebrates festivals.Fe

59、stivals around the world not only have 1._ wide range of origins but also have different customs.The harvest festival,2._ takes place after all the crops have been gathered in，can be found in almost every culture.Peoplecelebrate it 3._(show)theirgratitude to the years supply of food.Butthe 4._(celeb

60、rate)vary from country to country.In ancient Egypt,it 5._(feature)a parade and a great feast with music，dancing，and sports during springtime.Duringthe MidAutumn Festival in China，families gather to admire the 6._(shine)moon and enjoy delicious mooncakes.Customs change with the 7._(develop)of modern

61、society.In China，many big cities 8._(give)up the custom of lighting firecrackers in order to avoid air pollution.Nowadays，businesses take advantage of the celebrations and make festivals commercial.Although some are 9._ it，others believe the increase in spending is good for the economy and public ha

62、ppiness.Festivals reflect peoples wishes,beliefs,faiths and attitudes towards life.If you study festivals 10._(careful),you may be surprised to find that different cultures actually have a lot in common after all.【答案】1.a2.which3.to show4.celebrations5.featured6.shining7.development8.have given9.agai

63、nst10.carefully.概要写作请根据课文内容写一篇60词左右的内容概要。_【答案】One possible version：Different festivals have different origins，but they all share the spirit of joy，gratitude，love，or peace(要点1)Every culture has the harvest festival,but the celebrations vary from country to country(要点2).Customs of festivals change wit

64、h the development of society and festivals are becoming increasingly more commercial(要点3).Festivals，which are an important part of society，reflect peoples wishes,beliefs，faiths and attitudes towards life(要点4)随堂知能小练.单词拼写1When the _(仪式)was over he was still excited.2 There is a full _(一 系 列)of activit

65、ies for children.3Clouds spread across the moon,_(逐渐消失)it out.4There are some areas of wetland which are of ancient _(起源)5I would be very _(感恩的)if you could help me with my English.6No words can fully express my _(感激)to you for your valuable tips.7The teacher asked me to add up these _(数字)and see ho

66、w much they add up to.8The performers,in _(服装)and makeup,were walking up and down backstage.9Without the forest cover，these areas would _(反射)more heat into the atmosphere.10Yuan Longping also helps many less developed countries to increase their rice _(收成)【答案】1.ceremony2.range3.fading4.origin5gratef

67、ul/thankful6.gratitude/thanks/appreciation7figures8.costume9.reflect10.harvest.短语填空take place,drive away,take advantage of,in spite of,give up,be decorated with,range from，fade away1 The exhibition hall _ many traditional Chinese paintings.2Mr.Brown refused to give up his dream _ his poor health.3It

68、 is reported that the temperature of our city _ 0 to 30.4 By and by,the singing of the little boys and girls _ in the distance.5To“sacrifice”means _ something for the sake of something else.6Our school sports meeting will _ on June 19th,a week earlier than usual.7The old man put up something like a

69、man in his fields in order to _ the birds.8Im going to _ this opportunity to learn more about the history of America.【答案】1.is decorated with2.in spite of3.ranges from4.faded away5.giving up6.take place7drive away8.take advantage of.课文原句填空1Every festival has its different customs and _ _.每个节日都有其不同的风俗

70、和独特的魅力。【答案】unique charm2This important agricultural festival takes place after all the crops _ _ _ in.这个重要的农业节日发生在所有的庄稼都收好之后。【答案】have been gathered3Customs play a significant role in festivals,but sometimes they can change _ _.风俗习惯在节日中起着重要的作用，但有时会随着时间的推移而改变。【答案】over time4Nowadays，many big cities hav

71、e given up this custom _ _ _ _ _.现在为了避免污染，很多大城市不再有这个风俗。【答案】in order to avoid pollution5 Although some believe festivals should not be commercialized，some believe the increase in spending _ _ _ the economy and public happiness.尽管有些人认为节日不应该商业化，但也有些人认为消费的增长有助于经济和公众幸福感的提升。【答案】is good for6They help us understand where we came from,who we are and _ _ _.它们帮助我们理解我们从哪里来，我们是谁，我们要感谢什么。【答案】what to appreciate课 时 作 业