2019届一轮复习人教版选修七Unit4Sharing单元学案（24页word版） 24页

‎2019届一轮复习人教版选修七Unit 4Sharing单元学案 单元基础词汇 ‎1．share v．__分享__‎ ‎2．__honest__ adj.诚实的 ‎3．cherish vt.__珍惜__‎ ‎4．mature adj.__成熟的__‎ ‎5．build vt.__创建__‎ ‎6．care for each other__互相关心__‎ ‎7．__take_an_active_part_in__积极参与 ‎8．be __in__ order有序的 ‎9．trust each other__彼此信任__‎ ‎10．in need__需要__‎ ‎11．show love and concern for sb.__爱护和关心某人__‎ ‎12．learn __from__ sb.向某人学习 ‎13．improve the relationship__改善关系__‎ ‎14．build a good relationship__建立良好的关系__‎ ‎15．help each other__互助__‎ 单元好句 ‎1．We should be kind to one another,__ which__ is essential to enjoy a harmonious life.‎ 我们应当彼此友善，这对于享受和谐生活是绝对重要的。‎ ‎2．He is generous with his time in__ offering help to ‎ us__,__ for which we feel grateful__.‎ 他毫不吝惜自己的时间，主动为我们提供帮助，所以我们都非常感谢。‎ ‎3．__Just as the saying goes__, “one tree doesn't make a forest”， our success__ is based on__ cooperating with others.‎ 正如谚语所说：“独木难成林”，我们的成功是建立在与别人合作的基础上的。‎ 词汇素养　‎ Ⅰ.单词识记 ‎1．__otherwise__conj.否则；不然　adv.用别的方法；其他方面 ‎2．__purchase__vt.& n．买；购买 ‎3．__relevant__adj.有关的； 切题的→__irrelevant__adj.(反义词)无关的；不切题的→__relevance__n.有关；切题→__relevantly__adv.有关的；切题的 ‎4．__privilege__n.[C]特权；特别优待　vt.给予特权→__privilegd__adj.有特权的 ‎5．__adjust__vi.& vt.调整；(使)适合→__adjustable__adj.可调整的→__adjustment__n.[C，U]调整 ；调节；适应 ‎6．__participate__vi.参与；参加→__participation__n.[U]参加；参与→__participant__n.[C]参与者 ‎7．__operate__vi.工作；运转　vt.操作→__operation__n ‎.[C]手术；[U]运转→__operator__n.[C]操作人员 ‎8．__donate__vt.捐赠→__donation__n.[C，U]捐赠→__donator__n.[C]捐赠者 ‎9．__voluntary__adj.自愿的；志愿的；无偿的→__volunteer__n.[C]自愿者；志愿者 vi.自愿做……‎ ‎10．__distribute__vt.分配；分发→__distribution__n.[U]分配；分发；[C]分布状态 ‎11．remote adj.__遥远的；偏僻的；关系远的__‎ ‎12．fortnight n．__两星期__‎ ‎13．concept n．__观念；概念__‎ ‎14．anniversary n．__周年纪念日__‎ Ⅱ.词汇运用 ‎1．(2016·全国卷Ⅱ)Any student who is interested is welcome to participate __in__ the show.‎ ‎2．(2016·上海卷)The UK government is looking at introducing it on a __voluntary__(volunteer) basis.‎ ‎3．(2015·湖北卷) I don't think what he said is relevant __to__ the topic we are discussing. He has missed the point.‎ ‎4．(2015·天津卷)Our school will donate some books __to__ the Chinese class of the friendly exchange school in the US.‎ ‎5．(2017·天津)—Do you have Betty's phone number?‎ ‎—Yes. __Otherwise__,_I would not have been able to reach her yesterday.‎ ‎6．(辽宁卷)The machine is easy __to_operate__(operate)．‎ ‎7．The drinks were__donated__to them by Coca Cola Company ‎ and they received__donation__from other companies as well.(donate)‎ ‎8．The doctor said he was a__volunteer__and had operated on the patient.He was willing to take part in the__voluntary__activity.(volunteer)‎ ‎9．They encouraged the__participants__to__participate__in the singing performance after the contest and their__participation__gave the students much delight.(participate)‎ ‎10．The desks and chairs are__adjustable__and you can__adjust__them to the height of the students.The__adjustment__is not difficult to make.(adjust)‎ Ⅲ.单词巧记 ‎1．与“经济生活”有关的高频单词小结 ‎①distribute vt.分发；分配；分布 ‎②export vt.& vi.出口；输出 ‎③invest vt.& vi.投资 ‎④import vt.进口；输入 ‎⑤bid vt.出价；投标 ‎⑥compete vi.竞争 ‎2．以“－ty”结尾的高频名词荟萃 ‎①security　安全 ‎②necessity　必需品；需要 ‎③similarity　相似(性)‎ ‎④possibility　可能性 ‎⑤prosperity　兴旺；繁荣 短语速记 Ⅰ.短语默写 ‎1．__hear from__接到……的信 ‎2．__(be) dying to__极想；渴望 ‎3．__the other day__不久前的一天 ‎4．__come across__偶然遇到 ‎5．__be relevant to__与……有关 ‎6．__be up to__由……决定 ‎7．__participate in__参与……；参加……‎ ‎8．__dry out__(使浸水等之物)完全变干；干透 ‎9．__dry up__(指河流、井等)干涸 ‎10．__stick out__突出；伸出 ‎11．__in need__在困难中；在危急中 ‎12．__get through__完成；穿过；接通电话 ‎13．__make a difference to__对……有影响；起作用 Ⅱ.短语填空 ‎1．During the drought, the river__dried up__.As a result, many fish died.‎ ‎2．I tried calling you several times but I couldn't__get through__last week.‎ ‎3．In summer, you should water the plants regularly and never let the soil__dry out__.‎ ‎4．Don't refer to a dictionary every time you__come ‎ across__an unknown word.‎ ‎5．Helen borrowed my book__the other day__, saying that she would return it soon.‎ ‎6．I__heard from__my cousin yesterday, saying that he would come to visit us the next week.‎ ‎7．With so many students__participating in__the competition, it is difficult for you to defend your championship.‎ ‎8．Those famous singers are performing to collect money for the persons__in need__.‎ Ⅲ.联想归纳 ‎1．“v.＋from”短语一览 ‎①hear from收到……的来信 ‎②result from由于 ‎③date from追溯到 ‎④escape from从……逃脱 ‎⑤benefit from从……中获益 ‎2．“与……有关”短语全接触 ‎①be relevant to ‎②be related to ‎③be involved in ‎3．“v....to ...”结构的短语全扫描 ‎①adjust ...to ...　调节……以适应……‎ ‎②devote ...to ...　把……投身到……‎ ‎③adapt ...to ...　使……适应于……‎ ‎④addict ...to ...　使……对……上瘾 ‎⑤apply ...to ...　把……应用于……‎ ‎⑥prefer ...to ...　喜欢……胜过……‎ ‎⑦compare ...to ...　把……比作……‎ ‎⑧link ...to ...　把……与……联系上 句式悟通 背会原句 知晓考点 我会仿用 ‎1.To be honest, I doubt whether I'm making any difference to these boys' lives at all.‎ 说实在的，我真的不知道我教的课是否会让这些孩子的生活有所改变。‎ doubt whether...“怀疑是否……”。doubt用于肯定句时，后面常用whether引导宾语从句或同位语从句。‎ ‎1.诚实地说，我怀疑他们是否能按时参加会议。‎ To be honest, I doubt____whether they will attend the meeting__ on time.‎ ‎2.We walked for two and a half hours to get there—first up a mountain to a ridge from where we had fantastic views.‎ 我们步行了两个半小时才到达那里——先是爬山，爬到山脊能看到奇妙的景色。‎ from where we had fantastic views是“介词＋where”引导的定语从句。‎ ‎2.那个男孩爬到了那栋建筑物的三楼，从那个地方他可以更好地欣赏整个城市。‎ The boy climbed into the third storey of the building,__ from where he could have a good view of ‎ the city__.‎ ‎3.The gift you give is not something your loved one keeps but a voluntary contribution towards the lives of people who really need it.‎ 你送的礼物不是给你所爱的人留念的，而是给那些确实有生活需要的人的一项志愿性捐助。‎ not...but...“不是……而是……”，连接两个并列成分。‎ ‎3.能给我们工作带来最大益处的不是我们做了多少，而是我们对于自己所做的事情付出了多少爱。‎ It is__ not how much we do but__ how much love we put into what we do that benefits our work most.‎ 精 研 词 汇 短 语 ‎1．adjust vi.& vt.调整；(使)适合；校准 归纳拓展 ‎(1)adjust...to...调整……以适应……‎ adjust to(doing)sth.适应于(做)某事 adjust oneself to____使自己适应于……‎ ‎(2)adjustment n. 调整；调节；适应 make an adjustment to__对……作出调整 多维训练 补全句子。‎ ‎①If a person moves from one country to another，he must__adjust(himself) to the customs__and the way of life of ‎ the people.‎ 如果一个人从一个国家到另一个国家，他必须适应该国人们的习俗与生活方式。‎ 单句语法填空。‎ ‎②(2015·江苏高考)Some schools will have to make__adjustments__(adjust)in agreement with the national soccer reform.‎ ‎③When a child is studying abroad，he must learn to adjust to__living__(live)on his own.‎ ‎④(天津高考书面表达)However, I think that you will quickly adjust __to__ them although the weather and the food are different from yours.‎ ‎2．donate vt.捐赠；赠予 归纳拓展 ‎(1)donate blood 献血 donate (money, goods, etc.) to ...捐(钱、物等)给……‎ ‎(2)donation n．捐赠 make/give/present a donation to sb.捐赠给某人 send a donation to...把捐款寄至……‎ 多维训练 完成句子。‎ ‎①The other day, I__ donated blood__(献血) to the People's Hospital voluntarily.‎ ‎②Without hesitation, we__ denoted all our pocket money to__(把我们的全部零用钱都捐给) the poor girl on the spot.‎ ‎③The wealthy businessman__ made a generous donation__(作了慷慨的捐赠) to a charity in appreciation of the society.‎ ‎3．participate vt.参与；参加 归纳拓展 ‎(1)participate in 参加 participate with sb.in (doing) sth.同某人一起参加/参与(做)某事 ‎(2)participant n．参加者 participation n．参与；分担 多维训练 用participate的相关词语完成下列小片段。‎ I ①__participated_in__ a rescue party and saved some survivors from an earthquake.Wherever a survivor was helped out of the rubble, all ②__participants__ would jump with joy.③__Participating with__ the victims in their sufferings, I came to realize the value of life.This rescue ④__participation__ added to my life experience.‎ ‎4．operate vi.工作；运转；给……动手术；起作用　vt.操作；经营 归纳拓展 ‎(1)operate on/upon sb.给某人动手术 ‎(2)operation n.__运转；手术 come/go into operation____开始工作/运转；生效 put...into operation____实施/施行……‎ in operation工作中；使用中；有效 perform an operation做手术 多维训练 写出下列句中operate的含义。‎ ‎①The medicine will operate in ten minutes.__起作用__‎ ‎②No matter which machine he operates, he will deal with it carefully.__操作__‎ ‎③If the doctor had operated on him earlier, he wouldn't have died.__动手术__‎ ‎④My parents used to operate a small restaurant near the train station.__经营__‎ ‎⑤People were trapped between floors because the lift didn't operate properly.__运转__‎ 单句语法填空。‎ ‎⑥The parents were shocked by the news that their son needed__to be operated(operating)__(operate)on/upon his heart.‎ ‎⑦This computer is very easy__ to operate__(operate)．You can learn to use it in a few minutes.‎ ‎5．privilege n．特权；特别优特 归纳拓展 ‎(1)have the privilege to do/of doing sth.有做某事的特权；有幸做某事 It is a privilege to do sth.做某事是荣幸的 ‎(2)privileged adj.享有特权的；荣幸的；幸运的 feel/be privileged to do sth.做某事是荣幸的 多维训练 单句语法填空。‎ ‎①We all feel privileged__ to be invited__(invite) here.‎ ‎②He's glad that he has the privilege__ to have__(have) the chance to study abroad.‎ 单句写作/句式升级。‎ ‎③我们今晚有幸与一位贵宾在一起。‎ We are__ privileged to have__ a distinguished guest with us tonight.‎ ‎④用it作形式主语改写③句 ‎__It is privileged to have a distinguished guest with us tonight.__‎ ‎6．hear from sb.收到某人的来信 归纳拓展 hear of/about 听说 hear sb.do sth.听见某人做了某事 hear sb.doing sth.听见某人在做某事 hear sth.done 听到某事被……‎ 多维训练 用所给动词的适当形式填空或完成句子。‎ ‎①He left his home five years ago, and__ hasn't been heard from__(杳无音信)ever since.‎ ‎②I heard people__ whispering__ (whisper) about her love affair.‎ ‎③We don't know the astronaut, but we__ heard about him ‎ before__(以前听说过他)．‎ ‎④I have often heard this song__ sung__(sing), but I have never heard you__ sing__ (sing) it.‎ ‎7．be dying to do sth.极想做某事；渴望做某事 归纳拓展 ‎(1)be dying/thirsty/eager for sth.渴望得到某物 be dying/anxious/eager to do sth.想要/渴望做某事 long to do sth.想要/渴望做某事 ‎(2)be dying out__正在消亡/灭绝 多维训练 单句语法填空。‎ ‎①Being away from home for a long time，the girl is dying__to see__ (see) her mother，especially when she is sick.‎ ‎②I heard you are dying__for__some advice on how to make friends.‎ ‎③Many rare animals are dying__out__because of overhunting.‎ ‎8．in need在困难中；在危急中 归纳拓展 in need of 需要 satisfy/meet one's needs 满足某人的需要 there is no need for sb.to do sth.某人没有必要做某事 多维训练 单句语法填空。‎ ‎①(2016·全国卷Ⅱ)If we stay at home, it is comfortable and there is no need __to spend__(spend) money.‎ ‎②Deeds are better than words when people are in need __of__ help.‎ ‎③(江苏高考书面表达)Instead of shouting empty slogans, it is more meaningful to donate books and sports goods to children __in__ need.‎ 高考小作文。‎ ‎④(2016·江苏高考书面表达)我们社会中的每一个人都应该帮助那些需要帮助的人，但更重要的是真诚和认真。‎ ‎__Everyone in our society should help those in need, but it is more important to be sincere and earnest.__‎ 精 析 句 型 结 构 ‎1．... What if he didn't want to see her?‎ 如果他不想见她，怎么办？‎ 句中的What if ...意为“如果……将会怎样，即使……又有什么关系”，为省略结构，相当于What shall we do if ...。‎ 归纳拓展 what还常用于以下省略结构中：‎ Guess what? 猜猜看！你猜怎么着？‎ So what? 那又怎么样？‎ What about ...? ……怎么样？……怎么办？‎ What for？干嘛？做什么用？‎ 多维训练 选用以上句式填空。‎ ‎①—__What if__ I move the picture over there?‎ ‎—I suppose it will look better.‎ ‎②—He has missed the last train.‎ ‎—__So what__?‎ ‎③—Susan, will you please go and empty that drawer?‎ ‎—__What for__?‎ ‎④—__ Guess what__? I came across an old friend at the party last night.‎ ‎—How nice! I'm sure you had a wonderful time.‎ ‎2．We walked for two and a half hours to get there—first up a mountain to a ridge from where we had fantastic views and then down a steep path to the valley below.‎ 我们步行了两个半小时才到达那里——先是爬山，爬到山脊，从那里我们看到了奇妙的景色，然后走下一个陡坡，一直走到下边的山谷。‎ 归纳拓展 from where引导的定语从句修饰先行词a ridge，在“介词＋关系词”型定语从句中，关系词常为which和whom。而关系副词where和when之前一般不加介词，比较特殊的有from where和since when。‎ 多维训练 完成句子。‎ ‎①She climbed up to the top of the hill,__ from where__ she could have a good view of the whole town.‎ 她登上山顶，从山顶上她可以一览全镇的风光。‎ ‎②I made the acquaintance of Mr. Stephenson,__ since when__ we have kept in touch and shared a lot concerning cloning technology.‎ 我和斯蒂芬森先生结识了，从那以后我们一直保持联系并且分享了许多有关克隆技术的知识。‎ 句式升级。‎ ‎③Alice stood near the window, and from there she could watch her classmates playing football.‎ ‎→Alice stood near the window,__ from where__ she could watch her classmates playing football.‎ ‎④The book was written in 1946, and since then the education system has witnessed great changes.‎ ‎→The book was written in 1946,__ since when__ the education system has witnessed great changes.‎ ‎3．The gift you give is not something your loved one keeps but a voluntary contribution towards the lives of people who really need it.‎ 你送的礼物不是给你所爱的人留念的，而是给那些确实有生活需要的人的一项志愿性捐助。‎ not...but...“不是……；而是……”，在句中连接两个表语。not...but...连接两个平行成分，当连接两个主语时，谓语动词的数按“就近一致”原则确定。‎ 归纳拓展 符合“就近原则”的结构还有：not only...but also...；either...or...；neither...nor...等。‎ 多维训练 补全句子。‎ ‎①You should pay attention__ not to what they say but to ‎ what they do__.‎ 你应该注意的不是他们说了什么而是他们做了什么。‎ ‎②It is not the tools a scientist uses__ but how he uses these tools that makes him a scientist__.‎ 能使一个人成为科学家的不是这些工具，而是他使用这些工具的方法。‎ ‎③Not you but she__ is wanted on the phone__.‎ 电话里找的是她而不是你。‎ ‎④(2017·江苏)The reason for the explosion is__ not that__ people have been reproducing like rabbits,__ but that__ people have stopped dropping dead like flies.‎ 人口爆炸式增长的原因不是人们像老鼠一样不停繁衍，而是因为人们已经不像苍蝇一样容易死亡。‎ 翻译句子。‎ ‎⑤It is not how much we do but how much love we put into what we do that benefits our work most.‎ ‎__能给我们工作带来最大益处的不是我们做了多少，而是我们对于自己所做的事情付出了多少爱。__‎ ‎⑥I realize the secret to success is not when or where you were born, but what you are doing and how you do it in your life.‎ ‎__我意识到成功的秘诀不是由你什么时间、在哪里出生决定的，而是由你在生活中所做的事情以及你怎样做这些事情所决定。__‎ 基 础 训 练 Ⅰ.单句语法填空 ‎1．Thanks for your directions to the house；we wouldn't have found it __otherwise__.‎ ‎2．A smile costs __nothing__,_but gives much.‎ ‎3．I am looking forward to the day __when__my daughter can read this book and know my feelings for her.‎ ‎4．I can't meet you on Sunday.I'll be __otherwise__ occupied.‎ ‎5．What he needs is the __security__ (secure) of a happy home.‎ ‎6．The doctor is performing an important __operation__ (operate) on the injured child.‎ ‎7．He was driven out of his homeland for __political__(politics) reasons.‎ ‎8．The pine－trees have been planted in a very wide __distribution__(distribute)．‎ ‎9．Please help me to draw off these __muddy__ (mud) boots.‎ ‎10．We have made all the __arrangements__ (arrange) for the conference.‎ Ⅱ.完成句子 ‎1．__The_other_day__(前几天)，I __heard_from__ (收到来信) one of my former teachers inviting me to his wedding anniversary.‎ ‎2．__To_be_honest__(说实话), I __am_dying_to_participate_in__ (极想参加) the activity.‎ ‎3．We should __be_aware_of__(认识到) the importance of ‎ protecting the environment.‎ ‎4．They __volunteer_to_help/are_voluntary_to_help__(自愿帮助) the poor and the old.‎ ‎5．能和你们一起学习真是一种荣幸。‎ ‎__It_is/was__ a privilege __to_study__ with you.‎ ‎6．要是他无法适应目前的生活怎么办？‎ ‎__What_if__ he can't __adjust_himself_to__ the current life?‎ ‎7．阅读时，没必要查你遇到的每个生词。‎ ‎__There_is_no_need_to_look_up__ every new word you __come_across__ in the dictionary while reading.‎ ‎8．有许多网址，从那里你能够找到很多与英语学习相关的信息。‎ There are many websites, __from_where__ you can find much information __relevant_to__ English learning.‎ ‎9．他们村有12口井，其中有7口井已经干涸了，但剩下的仍然能满足他们的基本需要。‎ There are 12 wells in their village, seven __of_which_have_dried_up__,_but the rest of them can still __meet_their_basic_needs__.‎ ‎10．正是那个抱着熟睡的孩子的年轻妇女目睹了这起交通事故。(with复合结构)‎ It is the young woman __with_a_baby_sleeping__ who witnessed the traffic accident.‎ Ⅲ.单句改错 ‎1．Deeds are better than words when people are in need ‎ help.‎ ‎__need后加of__‎ ‎2．Bill Gates made a generous donation for the charity.‎ ‎__for→to__‎ ‎3．Yesterday there was a sports meeting in our school with hundreds of students participating.‎ ‎__participating后加in__‎ ‎4．He is being operated by some experienced doctors and nurses.‎ ‎__operated后加on__‎ ‎5．Whether you go or not makes no differences.‎ ‎__differences→difference__‎ ‎6．It took us some time to adjust the dark cave.‎ ‎__adjust后加to__‎ ‎7．I'll arrange a car to meet you at the airport.‎ ‎__arrange后加for__‎ ‎8．It is no need for us to wish for the things that don't belong to us.‎ ‎__It→There__‎ Ⅳ.语篇填空 Science is my most __1.challenging__(challenge) subject as my students have no concept of doing experiments.In fact there is no equipment, and __2.if__ I need water I have to carry __3.it__ from my house in a bucket! The other day I __4.was_showing__(show) the boys the weekly chemistry ‎ experiment when, before I knew it, the __5.mixture__(mix) was bubbling over everywhere! The boys __6.who__had never come across anything like this before started jumping out of the windows.Sometimes __7.I__ wonder how relevant chemistry is to these students, most of __8.whom__ will be going back to their villages __9.after__ Year 8 anyway.To be honest, I doubt __10.whether__ I'm making any difference to these boys' lives at all.‎ 能 力 提 升 Ⅰ.单元考点与短文改错 Mary looked at her in the mirror and sighed. She had sent many messages to Tom in the past days but had no reply. She smoothed her hair down with a wet comb, wiped her mud shoes, and thinking about the three months she had known him. He was the nicer boy she had ever met, otherwise she would not had fallen in love with him. She still remembered that he was adjusted quickly when he heard she came from the remote village. At first she had heard him every week but now she had not heard for a fortnight. She had decided to find out the reason. She walked down the platform to catch the train to New York feeling both exciting and nervous. She was dying to seeing him again but what if he didn't want to see her?‎ 答案：‎ Mary looked at in the mirror and sighed. She had sent many messages to Tom in the past days but had no reply. ‎ She smoothed her hair down with a wet comb, wiped her shoes, and about the three months she had known him. He was the boy she had ever met, otherwise she would not fallen in love with him. She still remembered that he 　was__adjusted quickly when he heard she came from remote village. At first she had heard him every week but now she had not heard for a fortnight. She had decided to find out the reason. She walked down the platform to catch the train to New York feeling both and nervous. She was dying to him again but what if he didn't want to see her?‎ Ⅱ.单元语法与语法填空(定语从句)‎ No two students study the same way. The way __1.that/which works for one student may not for another. However, there are some general techniques __2.that/which__ seem to produce good results. Your success in high school and college depends on your ability to study __3.effectively__(effective) and efficiently. The results of poor study skills are wasted time, and low or failing grades.‎ Before you begin to think about the process of studying, you must develop a schedule, __4.which__ will keep you from wandering off course. Don't be afraid to revise your schedule.‎ ‎ If your schedule doesn't work, revise it. The reason __5.why__ you need to have a schedule is to help you develop good study habits.‎ Anyhow, time is the most valuable resource __6.that__ a student has, but it is also one of the resources that is most likely to be wasted. It's up to you to follow the schedule __7.that/which__ you prepared. In order to make the time more efficient, you should find a place __8.where__ you can study without __9.being_disturbed(disturb). And after studying for about an hour, remember to stop for a short period of time __10.when__ you can relax.‎ Ⅲ.单元话题与书面表达 ‎(一)根据提示结合本单元所学知识补全短文(无提示处请填写适当的过渡词)‎ Dear Peter，‎ I'm glad to have received your letter, saying you are concerned about my voluntary work. Now I give you a brief introduction.‎ ‎①__The other day, I went to a remote village__(几天前我来到一个遥远的村庄) where I took part in a voluntary activity. ②__Otherwise__, I would have gone to your anniversary ceremony. ③__It took me several days to adjust(myself) to living in the mountainous village__(我用几天适应了生活在这个山村). As far as I am concerned, ④__it is a privilege to do voluntary work to help those in need ‎__(做志愿者工作帮助那些需要帮助的人很荣幸). ❶The volunteers' work helps me live my life to the full.‎ ‎⑤__I am dying to hear from you__(我渴望收到你的来信) soon.‎ Yours，‎ Li Hua ‎(二)按要求升级词汇和句式 ‎1．用本单元所学高级词汇升级加黑词语 take part in→__participate_in__‎ ‎2．按要求升级句式 用强调句升级句❶‎ ‎__It_is_the_volunteers'_work_that__ helps me live my life to the full.‎