2019届一轮复习人教版必修一Unit2Englisharoundtheworld单元学案（27页word版）

2019届一轮复习人教版必修一Unit2Englisharoundtheworld单元学案（27页word版）

‎ 2019届一轮复习人教版必修一Unit 2English around the world单元学案 ‎【一】单元基础词汇语法搜索 Ⅰ.课堂同步讲练 base vt.以……为根据；n.基部；基地；基础 教材原句P10：It was based more on German than the English we speak at present.当时的英语更多地是以德语为基础，而我们今天所说的英语不是。‎ ‎①This provides a good base for the development of new technique.这为新技术的发展提供了良好的基础。‎ ‎②This film was based on a real story，which was very moving.‎ 这部影片是根据真实故事改编的，很感人。‎ ‎③We should base the theory on careful research.‎ 我们应该把理论建立在仔细研究的基础上。‎ ‎④This is the basic theory of language teaching.‎ 这是语言教学的基本理论。‎ ‎1.完成句子 Many students believe that the choice of their courses and universities should__________________________(以他们个人的兴趣为基础)．‎ 答案：　be based on their own interest command n．[C] 命令；指令；[U] 掌握；vt.命令，指挥，支配 教材原句P12：Can you find the following command and request from ‎ Reading?‎ 你能从阅读部分中找出下列“命令”和“请求”吗？‎ ‎①The armed police arrived and took command of the situation.‎ 武装警察到达后就控制了局势。‎ ‎②Applicants will be expected to have a good command of computer skills.申请人必须有很好的电脑技能。‎ ‎③The boss commanded that his workers (should) not leave their office before dark.‎ 老板命令他的员工们天黑之前不能离开办公室。‎ ‎④He commanded us to start at once.‎ 他命令我们立刻动手。‎ command后面引起的从句要用虚拟语气。谓语动词形式是should＋动词原形，should可以省略。‎ ‎2.完成句子 由于精通汉语和英语，她比其他人更有优势。‎ ‎____________________________both Chinese and English，she had an advantage over others.‎ 答案：　With a good command of request n．& vt.请求；要求 ‎(1)make (a) request for请求；要求……‎ at sb.’s request＝at the request of sb.应某人之要求 ‎(2)request sb.to do sth.请求/要求某人做某事 request that...(should) do sth.请求……做某事 request sth.from/of sb.向某人请求某物 ‎①I made a request that the students should be well prepared for the exam.我要求学生对考试做好充分的准备。‎ ‎②We should make a request for help.我们应该请求援助。‎ ‎③You are requested not to smoke in the library.‎ 请不要在图书馆吸烟。‎ ‎④His new job requested that he (should) be at the office before 7∶00.他的新工作要求他七点前应该到办公室。‎ 常用(should)＋do构成虚拟语气的动词口诀：‎ 一坚持：insist 二命令：order，command 三建议：advise，suggest，propose 四要求：request，require，demand，desire ‎3.(2011·山东实验中学模拟)—May I come on Sundays and do some reading here?‎ ‎—Sure.My secretary and library will be at your________.‎ A．help　　　　　　　　　　　‎ B．companion C．service ‎ D．request 解析：　短语at one’s service表示“随时为……服务”的意思。‎ 答案：　C ‎4．I shouldn’t have accepted the man’s present，but I found it difficult to turn down his________.‎ A．offer ‎ B．request C．suggestion ‎ D．plan 解析：　本题考查名词辨析。从句子的意思分析，此处用名词offer，表示无法拒绝他的这种好意：主动给予礼物。‎ 答案：　A ‎5．(天津高考)Don’t respond to any emails________personal information，no matter how official they look.‎ A．searching ‎ B．asking C．requesting ‎ D．questioning 解析：　考查词语辨析。根据句意可知，不要回复任何“要求”提供私人信息的电子邮件。前两项需要在后面加for；D项表示“质疑；提问”，不合题意。‎ 答案：　C ‎6．—Why were you late for such an important meeting?‎ ‎—The plane arrived at the airport after a________ of two hours.‎ A．rest ‎ B．request C．delay ‎ D．trip 解析：　考查名词辨析。由上句中的late可知，应是“延误”了两个小时，故选delay，意为“耽搁；延迟”。rest休息；request请求；要求；trip旅行，均不合题意。‎ 答案：　C recognize vt.辨认出；承认；公认 教材原句P13：Although many Americans move a lot，they still recognize and understand each other’s dialects.虽然许多美国人经常搬家，但是他们仍然能够辨别和理解彼此的方言。‎ ‎①The moment I answered the phone，I recognized his voice.‎ 我一接电话，就听出了他的声音。‎ ‎②We all recognized her talent for dancing.‎ 我们都肯定她在舞蹈方面的才华。‎ ‎③I recognize that I am not fit for the job.‎ 我认识到我不适合这个工作。‎ ‎④Lincoln is recognized as one of the greatest presidents in America.林肯被认为是美国最伟大的总统之一。‎ ‎7.(2010·安徽卷)I haven’t seen Sara since she was a little girl，and she has ‎ changed beyond________.‎ A．hearing ‎ B．strength C．recognition ‎ D．measure 解析：　根据前一分句的内容可知她变得让人“辨认”不出来了。‎ 答案：　C because of因为；由于 教材原句P9：Later in the next century，people from England made voyages to conquer other parts of the world and because of that，English began to be spoken in many other countries.‎ 在随后的世纪，英国人开始航海并征服世界的其他地方，因此，英语开始在许多其他国家使用。‎ ‎①There are many homeless people because of the earthquake.‎ 因为地震，很多人无家可归。‎ ‎②She was angry because of what you had said.‎ 因为你说的话，她生气了。‎ 辨析：because与because of ‎(1)because of是复合介词，表示原因，意为“因为”，后接名词、代词或what引导的宾语从句，在句中作状语。‎ ‎(2)because是从属连词，引导原因状语从句，表示主句的根本原因。‎ ‎③I think it’s because you are doing too much.‎ 我想是你做得太多的缘故。‎ ‎8.(2010·辽宁卷)The old man asked Lucy to move to another chair________he wanted to sit next to his wife.‎ A．although B．unless C．because D．if 解析：　句意为：那位老人请Lucy换坐另一个椅子，因为他想挨着他妻子坐。本题考查状语从句引导词。由句意分析前后为因果关系，所以选because。A.尽管；B.除非；C.因为；D.如果。‎ 答案：　C ‎9．(浙江高考)The openair celebration has been put off________the bad weather.‎ A．in case of ‎ B．in spite of C．instead of ‎ D．because of 解析：　句意为：户外庆典由于恶劣天气被推迟了。in case of万一；in spite of尽管；instead of代替；because of因为。‎ 答案：　D come up走近；上来；被提出；发芽 教材原句P10：American Amy：Yes.I’d like to come up to your apartment.美国的埃米：好的，我很乐意到你的公寓去。‎ ‎①A policeman came up and asked if he could help.‎ 一名警察走上前来问他可不可以帮忙。‎ ‎②It is hoped that the question will come up at the meeting.‎ 人们希望这个问题在会议上被提出。‎ ‎③I’ll let you know if anything comes up.‎ 如果发生什么事的话，我会让你知道的。‎ come about发生 come across(偶然)遇见 come on加油；出场 come up with追上；赶上；想出(主意)；找出 come out(照片上)显露，结果是；出版 come to恢复知觉；共计；达到(某种状态)‎ ‎④How did it come about that he knew where we were?‎ 他是怎么知道我们在什么地方的呢？‎ ‎⑤I came across an old school friend in Oxford Street this morning.今天早上我在牛津大街碰见了一位老校友。‎ ‎10.用come的适当短语填空：‎ ‎(1)It’s already 10 o’clock.I wonder how it________________that she was two hours late on such a short trip.‎ ‎(2)Believe it or not，my first novel________________while I was college.‎ ‎(3)When he ________________，he found himself surrounded by a great many strangers.‎ ‎(4)—Have you________________________some new idea?‎ ‎—Yeah.I’ll tell you later.‎ 答案：　(1)came about　(2)came out　(3)came to ‎(4)come up with make use of利用；使用 教材原句P10：So by the 1600’s Shakespeare was able to make use of a wider vocabulary than ever before.‎ 因此到17世纪莎士比亚能够使用比以往更丰富的词汇。‎ make full use of充分利用 make good use of好好利用 make little use of不充分利用 take full advantage of充分利用 make the most of最好地利用 ‎①The sixparty talks is practical to solve issues and we should make good use of the effective platform.六国峰会对于解决问题非常实用，我们应充分利用这一有效平台。‎ ‎②We must make full use of our natural resources.‎ 我们要充分利用我们的自然资源。‎ ‎③We should consider what use can be made of such a material.‎ 我们应该考虑这样的材料被用来做什么。‎ ‎11.The manager of the company told us that very little________was made of the waste material in the past.‎ A．cost ‎ B．value C．use ‎ D．matter 解析：　注意make use of的被动形式。‎ 答案：　C ‎12．The money collected should be made good use________the people who suffered a lot in this terrible earthquake.‎ A．of helping ‎ B．to help C．to helping ‎ D．of to help 解析：　此题考查make good use of sth.to do sth.用法。‎ 答案：　D Native English speakers can understand each other even if they don’t speak the same kind of English.‎ 以英语作为母语的人，即使他们所讲的语言不尽相同，也可以相互理解。‎ even if或even though意为“即使，尽管”，引导条件状语从句或让步状语从句。‎ ‎①Even if I have to walk all the way，I’ll get there.‎ 即使我得一路走着去，我也要走到那里。‎ ‎②I’ll go to her birthday party even if it rains tomorrow.‎ 即使明天下雨，我也要去参加她的生日宴会。‎ ‎③He likes to help us even though he is very busy.‎ 尽管他很忙，他还是愿意帮助我们。‎ ‎13.(天津高考)It is difficult for us to learn a lesson in life________we’ve actually had that lesson.‎ A．until B．after C．since D．even if 解析：　句意为：“对我们来说在生活中得到启示是很难的，直到我们真正得到了那一启示。”A项为“直到”；B项为“在……以后”；C项为“自从……以来”；D项为“即使，尽管”。‎ 答案：　A ‎14．(浙江高考)Many of them turned a deaf ear to his advice，________they knew it to be valuable.‎ A．as if B．now that C．even though D．so that 解析：　此题考查状语从句。as if犹如，好像；now that由于……，既然……；even though即使，纵然；so that为的是，以便；结合句意，应选C。‎ 答案：　C ‎15．(湖南高考)Allow children the space to voice their opinions，________they are different from your own.‎ A．until ‎ B．even if C．unless ‎ D．as though 解析：　句意为“给予孩子们足够的空间提意见，尽管他们的不同于你自己的”。‎ 答案：　B ‎16．Your uncle seems to be a good driver，________，I wouldn’t dare to travel in his car.‎ A．even so ‎ B．even though C．therefore ‎ D．so 解析：　even so副词短语，意为“即使这样”。‎ 答案：　A It was based more on German than the English we speak at present.当时的英语更多的是以德语为基础，而我们今天所说的英语不是。‎ more...than...与其说……倒不如说……‎ ‎①I was more angry than worried when they didn’t come home.‎ 他们没有回家，与其说我担心倒不如说我生气。‎ ‎②It was more the way he said it than what he said that made her sad.造成她不愉快的原因，与其说是他所说的话，倒不如说是他的说话方式。‎ ‎③She was more sad than angry when her son lied.‎ 当她的儿子撒谎时，与其说她生气倒不如说她伤心。‎ ‎(1)more than＋名词：不仅仅，不只是 ‎(2)more than＋数词：超过，多于 ‎(3)more than＋形容词/副词：非常、十分，与very同 ‎ ‎④He is more than a scientist；he is also a poet.‎ 他不仅仅是位科学家，还是一位诗人。‎ ‎⑤I’m more than happy to take you there in my car.‎ 我非常乐意用我的车带你去那里。‎ ‎17.—He failed the exam again！What should I do，Miss Wang?‎ ‎—In my opinion，your son is________than stupid.‎ A．quite lazier ‎ B．much lazier C．more lazy ‎ D．lazier rather 解析：　句意为：依我看来，与其说你儿子笨，倒不如说他懒。‎ 答案：　C ‎18．It took________building supplies to construct these energysaving houses.It took brains，too.‎ A．other than ‎ B．more than C．rather than ‎ D．less than 解析：　more than＋名词，意为“不仅仅”。‎ 答案：　B ‎19．—Do you need any help，Lucy?‎ ‎—Yes.The job is________I could do myself.‎ A．less than ‎ B．more than C．no more than ‎ D．not more than 解析：　more than超过；less than少于；no more than不过；仅仅；not more than不超过；至多。‎ 答案：　B Ⅱ.情景交际 ‎1．(2011·安徽江南十校联考)—Long time no see！You look fine.‎ ‎—________.You look well，too.‎ A．Thanks　　　　　　　　　　 B．Great C．Oh，no D．Congratulations 解析：　考查情景对话。句意为：——好久不见，你看起来不错。——谢谢，你也不错嘛。答语是对第一个人的客套表示感谢，用thanks，选A项。‎ 答案：　A ‎2．(2011·东北三校联合模拟)—Karen，can I talk to you for a minute?‎ ‎—Sure，________？‎ A．how come B．what’s up C．how’s that D．what for 解析：　考查交际用语。“what’s up”的意思是“怎么回事”，相当于“what’s the matter”。A项表示“怎么会？”，C项表示“那是怎么回事？”，D项表示“为何目的/为何理由？”，均与所给语境不符。‎ 答案：　B ‎3．(2011·黑龙江高考适应性考试)—Please sit down and have a break.You have been working nonstop for two hours.‎ ‎—No，thanks.________.‎ A．I’m not in the least tired B．I’m too tired to move C．I’m not a little tired D．I’m a bit tired 解析：　考查交际用语。从No，thanks可知，语意应该表示“我一点儿都不累”。B项表示“太累了”，C项表示“我很累”，D项表示“我有点累”，都不符合语意。not in the least表示“一点儿也不”，符合语境，故选A项。‎ 答案：　A ‎4．(2011·福建龙岩毕业班质检)—Would you mind if I closed the window?‎ ‎—________.It’s that cold outside.‎ A．Sorry，I’m afraid ‎ B．Yes，help yourself C．Sorry，you don’t ‎ D．No，go ahead 解析：　考查情景对话。此处根据语意可知应是不介意，用No，go ahead (不介意，做/干吧)。A、B和C项都表示介意，所以选D项。‎ 答案：　D ‎5．(2011·浙江金华联考)—There is still an hour to go.Could we sit somewhere to have a drink?‎ ‎—________‎ A．Let’s have a try. B．Sure.‎ C．That’s right. D．Well done!‎ 解析：　考查交际用语。sure表示答应对方的请求，意思是“当然可以”。其他选项均不符合语境：A表示“让我们试一试”，C表示“对的”，D表示“干得好”。‎ 答案：　B Ⅲ.语法专练 本单元语法——直接引语和间接引语(Ⅱ)‎ 根据提示，把下列句子转换成直接引语或间接引语。‎ ‎1．“Make good use of your time，” advised Mr Lee.‎ Mr Lee advised us________ ________good use of________time.‎ 答案：　to make；our ‎2．“Don’t look out of the window when you have classes，” our English teacher told us.‎ Our English teacher told us________ ________ ________out of the ‎ window when________ ________classes.‎ 答案：　not to look；we had ‎3．“Would you like to listen to my new CD？” Jim asked.‎ Jim asked me________I would like to________ ________ ________new CD.‎ 答案：　if/whether；listen to his ‎4．The guide told them not to touch the exhibits in the museum.‎ ‎“________ ________the exhibits in the museum，” the guide told them.‎ 答案：　Don’t touch ‎5．The teacher asked the students to stop talking.‎ The teacher said to the students，“________talking.”‎ 答案：　Stop IV.能力提升 ‎【1】 I _____ to take a holiday this summer, but I had to change my plan .‎ ‎【译文】 我原打算今年暑假休假，但我不得不改变主意。‎ ‎　 A. would hope 　 B. was hoping ‎　 C. had been hoped 　 D. had hoped ‎【答案及简析】 D。 hope动作发生在had to change动作之前,是"过去的过去",故用过去完成时。‎ ‎【2】 -I heard Back Street would sing at the New Theater.-Where did you _____?‎ ‎【译文】 ——我听说Back Street将在新戏院演唱。　　——你从何处得到这个消息的？‎ ‎　 A. pick that up 　 B. put that up ‎　 C. make that up 　 D. take that up ‎【答案及简析】 A。 pick up为"获悉或打听到消息"之意。‎ ‎【3】 -Are you satisfied with her answer?-Not at all. It couldn’t have been _____.‎ ‎【译文】 ——你满意他的回答么？　　　——一点也不满意。不应该这样的糟。‎ ‎　 A. worse 　 B. so bad ‎　 C. better 　 D. the worse ‎【答案及简析】 A。 can’t/couldn’t与比较级连用时表示"再也没有更……的了"。‎ ‎【4】 I will give the book to _____ wants to read it.‎ ‎【译文】 我将把这本书给那些想读它的人。‎ ‎　 A. whoever 　 B. whomever ‎　 C. who 　 D. whom ‎【答案及简析】 A。 whoever在引导的名词性从句中作主语,整个从句做介词to的宾语。此处可用anyone who来替换。‎ ‎【5】 -Thank you very much.　-You are welcome. I was _____ glad to help.‎ ‎【译文】 ——非常感谢你。　　　　——欢迎你。我很高兴能帮助你。‎ ‎　 A. too much 　 B. only too ‎　 C. not so 　 D. very much ‎【答案及简析】 B。 too…to…前面有only时表示肯定含义。‎ ‎【6】 If _____ the same treatment again, he’s sure to get well.‎ ‎【译文】 如果再进行同样的治疗，他肯定会好的。‎ ‎　 A. giving 　 B. give ‎　 C. given 　 D. being given ‎【答案及简析】 C。 在条件状语从句中,如果其主语和主句的主语一致,那么可以把条件句中的主语和系动词be同时省略。此题中即是在If后省略了he is。‎ ‎【7】 His best known work that is _____ all praise can be seen in the museum.‎ ‎【译文】 在博物馆将会看到他那令人赞叹不已的最出名的作品。‎ ‎　 A. with 　 B. beyond ‎　 C. without 　 D. within ‎【答案及简析】 B。 此处beyond意为"超出(……的范围)"。‎ ‎【8】 -What do you think of the book?　-Oh, excellent. It is worth _____ second time.‎ ‎【译文】 ——你认为这本书如何？　　　——喔，不错！只得再看一遍。‎ ‎　 A. to read a 　 B. to read the ‎　 C. reading a 　 D. being read the ‎【答案及简析】 C。 be worth doing本身就表示被动含义,即"值得做某事"。a second time表示不确定的"第二次",实为"又一次",并非特定,故不用the。‎ ‎【9】 Let us hope we can settle the matter without _____ more trouble.‎ ‎【译文】 让我们希望解决这个问题没有任何麻烦。‎ ‎　 A. any 　 B. a little ‎ ‎　 C. some 　 D. little ‎【答案及简析】 A。 any一般用在具有否定意义的短语或句子当中。‎ ‎【10】 Charles did what he could _____ the servant, although he himself was in danger. ‎【译文】 尽管他自己也在危险中，Charles尽了他的一切努力救助他的仆人。‎ ‎　 A. rescue 　 B. rescued ‎　 C. to rescue 　 D. rescuing ‎【答案及简析】 C。 此题中could后省略了do,而不定式to rescue是目的状语。‎ ‎【11】 -When ____ you return the dictionary to me?-Only when I ____ you next Sunday. ‎【译文】 ——何时还我的词典？　　　　——只有下个星期天我见着你的时候。‎ ‎　 A. will；see 　 B. do；will see ‎　 C. will；will see 　 D. do；see ‎【答案及简析】 A。 以if, when, before, as soon as等引导的条件句和时间状语从句通常用一般时态表示将来。‎ ‎【12】 -Mary, would you like to come to my birthday party?　-_____.‎ ‎【译文】 ——玛丽,你能来参加我的生日聚会吗?　——肯定要来。‎ ‎　 A. Of course, you could 　 B. Sure. Go ahead ‎　 C. Sorry, you may not 　 D. No, you mustn’t ‎【答案及简析】 B。 根据问句，答句应当表明"我"的想法。‎ ‎【13】 -What’s the old man standing there?　-He is _____, a new comer.‎ ‎【译文】 ——站在那边的那个老人是干什么的?　　　——他是新来的工程师。‎ ‎　 A. Mr. White 　 B. an engineer ‎　 C. Joe 　 D. Joe’s brother ‎【答案及简析】 B。 根据问句可知询问人的职业。‎ ‎【14】 If you carry on working like this, you will _____ sooner or later.‎ ‎【译文】 如果你继续像这样工作，你迟早会病倒的。‎ ‎　 A. give off 　 B. get down ‎　 C. break down 　 D. hold on ‎【答案及简析】 C。 break down意为"不支","病倒","衰弱"。‎ ‎【15】 -Have you got your test result?　-Not yet. The papers _____. ‎【译文】 ——你知道你的考试结果了吗？　　　——没有。试卷正在评改。‎ ‎　 A. are still being corrected 　 B. are not correcting ‎　 C. have already been corrected 　 D. have not corrected ‎【答案及简析】 A。 根据题意应选用被动语态的选项, B ‎【16】 If you keep on, you’ll succeed _____. Wish you success in the examinations.‎ ‎【译文】 如果你继续努力，你早晚会成功的。祝你考试成功。‎ ‎　 A. in time 　 B. at one time ‎　 C. for the same time 　 D. sometimes ‎【答案及简析】 A。 in time此处意为"sooner or later"即"早晚","终究"。in time另外的一个意义是"及时"。‎ ‎【17】 -When are you leaving?　-My plane _____ at six.‎ ‎【译文】 ——你什么时候出发？　　——飞机6点起飞。‎ ‎　 A. took off 　 B. is about to take off ‎　 C. takes off 　 D. will take off ‎【答案及简析】 C。 因为主语是飞机并非"我",所以此句只是说明"飞机6点起飞"这个事实。‎ ‎【18】 I need some red ink badly, but there’s _____ at hand.‎ ‎【译文】 我急需一些红墨水，但手头一点也没有。‎ ‎　 A. nothing 　 B. a little ‎　 C. none 　 D. not ‎【答案及简析】 C。 none这儿指的是没有红墨水。‎ ‎【19】 Is there a cinema around _____ I can see a movie?‎ ‎【译文】 附近有能看电影的电影院吗？‎ ‎　 A. that 　 B. which ‎ ‎　 C. where 　 D. what ‎【答案及简析】 C。 where引导定语从句修饰cinema。‎ ‎【20】 You can go out _____ you promise to be back before 11 o’clock.‎ ‎【译文】 只要你保证在11点前回家，你可以出去。‎ ‎　 A. so that 　 B. as far as ‎　 C. so long as 　 D. in case ‎【答案及简析】 C。 as/so long as在此表示"只要"。 ‎ 单元知识高考题型链接 ‎ 写作（共两节，满分35分）‎ 第一节：短文改错（共10小题，每小题1分，满分10分）‎ ‎ Time and tide wait no man. My mother is becoming a middle-age woman quietly. She had been busy running after us all the years. My father is very busy every day outside. But the ‎ heavy burden falls on my mother’s shoulder. Because my school is far from my home, I have to go to school by the train and my mother sees me off at the station every time. I often choose a seat where is close to the window, so I can see her. However, I always can’t help run tears from my eyes. All the buildings and people outside the window disappear. I wave [来源:学|科|网]‎ gentle to my mother and I look at her till the view of her back disappears . Up to now, even if ‎ he is busy, she still does it as usual. The view of my mother’s back will never change in my heart. ‎ 第二节：书面表达(满分25分) ‎ 假如你是李华，最近你的美国友Bob看到成都共享单车(shared-bike)非常流行但是也有各种乱象的新闻来e-mail询问你成都共享单车的现状。你给他写一封回信，介绍共享单车并分享你的看法，回信包含以下要点：‎ ‎1.共享单车的好处（两点） 2.共享单车的乱象（两种） 3.你对共享单车的看法 注意：1词数100左右 2.可以适当增加细节，以使行文流畅。‎ ‎  3.开头已为你写好，不计入总词数。‎ Dear Bob,‎ How’s everything going? In your last letter you were asking about the current situation of the Bike-sharing Program in Chengdu._________________________________________________‎ Yours,‎ ‎ Li Hua 写作答案 第一节 短文改错 Time and tide wait∧ no man. My mother is becoming a middle-age woman ‎ for middle-aged quietly. She had been busy running after us all the years. My father is very busy every ‎ ‎ has day outside. But the heavy burden falls on my mother’s shoulder. Because my school is So shoulders far from my home, I have to go to school by the train and my mother sees me off at the ‎ ‎ ‎ station every time. I often choose a seat where is close to the window, so I can see her. ‎ ‎ which/that However, I always can’t help run tears from my eyes. All the buildings and people ‎ running outside the window disappear. I wave gentle to my mother and I look at her till the ‎ gently view of her back disappears. Up to now, even if he is busy, she still does it as usual.‎ ‎ she The view of my mother’s back will never change in my heart.‎ 第二节 书面表达 Dear Bob,‎ ‎  How’s everything going? In your last letter you were asking about the current situation of the Bike-sharing Program in Chengdu. I’m writing to tell you something about it and share some of my ideas with you.‎ ‎  Undoubtedly, the Bike-sharing Program can bring lots of benefits. To begin with, riding a bike is not only economic but also time-saving, especially when your destination is not far away. What’s more, the program makes contributions to reducing air pollution. ‎ ‎  However, there is also some disturbing news connected with it. Some shared-bikes are parked everywhere, making the city roads messy and dangerous. Worse still, some shared-bikes have been damaged, stolen or even burnt.‎ ‎  As far as I’m concerned, as long as people park the bikes in the right places and obey the traffic rules, I’m definitely in favor of such a program. What do you think?‎ I’m looking forward to hearing from you.‎