2021新版北师大版必修第二册英语Unit 4 information technology sectionⅴ教材讲解.doc

1、Section The rest parts of the unit(P1826) .单词语境记忆根据英汉提示写出单词的适当形式 1They expressed their dissent (异议) from official policy(政策) 2The rent is reasonable, and moreover, the location(位置)is perfect. 3I object to our _privacy (private) being invaded. 4It was _amazing(amaze) that he knew nothing about the ev

2、ent. 5The boys fears were only imaginary (imagine) 6Chinese is an optional (option) course to students in our school. 7He is an explorer rather than a sailor (sail) 8The information should be accessible (access) to all. .短语语境填空根据汉语提示写出适当的短语 1Beijing dialect has_nothing_in_common_with(和无共同之处)Shanghai

3、 dialect. 2Looking back, many were_amazed_by (对吃惊)the role that chance played in their lives. 3Please click on the image to zoom_in(拉近)after selecting one of the following images. 4The teacher made a joke and the class came_alive(活跃起来)immediately. 5When we moved to France, the children adapted_to(适应

4、)the change well. 6Breathe in, and breathe out, and pay_attention_to(注意)your breath as it comes in and goes out. .句式语境仿写 1Thats why I believe that books about foreign cultures or imaginary worlds are the best！ 这就是我认为关于外国文化或虚幻世界的书是最好的原因！ 仿写 这就是我被邀请来在你们的毕业典礼上演讲的原因。 Thats_why I was invited to speak at

5、your graduation. 2It also makes the art accessible to the world, while protecting the original artworks for the future. 它也使艺术可以走向世界，同时有利于为将来保护原始艺术品。 仿写 做作业时别听收音机。 Dont listen to the radio while_doing_your_homework 记单词 1名词后缀：tion, cy, or locate (v.)location (n.) contribute (v.) contribution (n.) priv

6、ate (adj.) privacy (n.) fluent (adj.)fluency (n.) sail (v.)sailor (n.) 2形容词后缀：ing, ary，al, ible amaze (v.) amazing (adj.) interest (v.)interesting (adj.) imagine (v.)imaginary (adj.) revolution (n.)revolutionary (adj.) option (n.)optional (adj.) access (v.)accessible (adj.) 句型公式 1“Thats why.”为固定句型，意

7、为“那就是的原因”。 2while doing.状语从句的省略。 1amazing adj.了不起的；惊人的 amazed adj. 惊奇的 In my opinion, the author did an amazing job of creating a whole new world through this book.(教 材 P18) 在我看来，作者通过这本书做了一件了不起的事情：创造了一个崭新的世界。 合作探究 体会 amaze 及其派生词的用法和意义 Its amazing that so many people came to these meetings. 有那么多人来参加这

8、次会议真是令人惊奇。 I am amazed to see you here.在这儿看见你我感到惊奇。 To their amazement，their parents were amazed at the amazing news that their last CD sold over two million copies. 令他们惊奇的是，他们的父母对他们上次的 CD 卖了二百万张感到吃惊。 自主发现 It is amazing that. 令人惊奇的是 be amazed to_do sth 对做某事感到惊奇 be amazed at 对感到惊奇 to ones amazement 令

9、某人惊奇的是 名师提醒 以ing 结尾的形容词常译为“令人的”，一般修饰物，有时也可以修饰人；而以ed 结尾的形容词 常译为“感到的”，一般修饰人或与人有关的名词，如 voice，expression 等。 巩固内化 单句语法填空 It was the most amazing (amaze) experience in my life. More and more, I found myself amazed (amaze) at how she saw the world. To her amazement，he was still alive. It is amazing that al

10、l fish can live together peacefully. 2prefer vt.宁愿(要)；更喜欢 Do you prefer reading printed books or digital ones？(教材 P20) 你更喜欢看纸质书还是数字书？ 合作探究 体会 prefer 的用法和意义 I prefer to work/working in the mountainous area. 我更喜欢在山区工作。 Id prefer you to drive, if you dont mind. 如果你不介意的话，我更想让你来开车。 I prefer to read while

11、 my wife prefers singing to reading. 我喜欢读书，而我妻子喜欢唱歌不喜欢读书。 I prefer to live simply rather than waste the limited resources. 我宁愿过简朴的生活也不愿去浪费有限的资源。 自主发现 prefer to do/doing sth 更喜欢做 prefer sb to_do 喜欢让某人做 prefer (doing) sth to (doing) sth 喜欢(做)而不喜欢(做) prefer to do rather than do 宁愿而不愿 思考 表示“宁愿做而不愿做”的短语有

12、哪些？ prefer to do sth rather than do sth/would do sth rather than do sth/would rather do sth than do sth 巩固内化 (1)单句语法填空 My parents prefer me to_finish (finish) the work by myself. My husband prefers staying at home watching TV to going (go) shopping with me. Rather than stay at home，she preferred to_

13、go (go) with us. (2)一句多译 孩子们宁愿骑自行车到乡下去，也不愿整天待在家里。 The children preferred cycling to the countryside to_staying indoors all the day. The children preferred to_cycle to the countryside rather_than_stay indoors all the day. The children would rather cycle to the countryside than stay indoors all the da

14、y. The children would_cycle to the countryside rather than stay indoors all the day. 3allow vt.允许，准许 Digital technology allows todays artists to express their ideas in ways that ancient artists would not believe possible.(教材 P21)数字技术使当今的艺术家能够以古代艺术家不认为可能的方式表 达他们的想法。 合作探究 体会 allow 的用法和意义 His parents w

15、ont allow him to stay out late. 他的父母不会允许他在外边待到很晚。 We dont allow smoking here.我们不允许(人们)在这儿抽烟。 Travellers were not allowed to take pictures in this part of the museum. 博物馆的这一区域不允许游客们拍照。 自主发现 allow sb to_do sth 允许做 allow doing sth 允许做某事 be allowed to_do sth 被允许做某事 巩固内化 单句语法填空 The kids are not allowed t

16、o_leave (leave) unless their parents come to pick them up. We dont allow parking (park) here unless you have a permit. Our manager doesnt allow us to_talk (talk) loudly in the office. 4combine.with.把与结合起来 These animations perfectly combine modern technology and ancient art.(教材 P21)这些动画将现代 技术与古代艺术完美结

17、合。 短语记牢 记牢下列短语 be combined with 与结合 combine against 为反对联合起来 in combination with 与联合 Theory must be combined with practice.理论必须同实践相结合。 Let us combine our firms against our competitors. 让我们把公司联合起来对付和我们竞争的公司。 The new treatment can be used either alone or in combination with the traditional one. 这种新疗法可单

18、独使用，也可以和传统疗法结合使用。 巩固内化 单句语法填空 We cant always combine work with pleasure. Combined (combine) with safety theory, the recent accidents occurring in the world have been analyzed. In recent years an English word“infosphere”has appeared，combining (combine) the sense of“information” and “atmosphere” He ca

19、rried on the business in combination with his friends. 5a wide range of 一系列；广泛的 Descriptions，photos and videos of a wide range of exercises.(教材 P23) 各种锻炼的描述、照片和视频。 短语记牢 记牢下列短语 in/within range 在射程以内；在范围内 beyond/out of range 在射程外；在范围外 out of ones range 某人能力达不到的 range from.to. 在范围内变动；包括(由到)之间的各类事物 Thei

20、r jobs widely range from government officials and athletes to drivers，teachers，artists and so on. 他们的工作从政府官员和运动员到司机、老师、艺术家等等。 When driving on highways，the driver must control his or her speed within/in range of 60 km/h and 120 km/h.当在高速路上驾驶时，司机必须把他或她的速度限制在每小时 60 公里到每小时 120 公里之 间。 The price of the ho

21、use is well beyond our range. 这栋房子的价格远远超过了我们能承受的范围。 巩固内化 (1)单句语法填空 Costs range from 50 pounds to several hundred pounds. If the target was farther than fifty metres，then it was out of range. At the news conference，the spokesman said，“Keeping the meat price under control is in/within the range of the

22、 governments responsibility.” (2)完成句子 The discussion covered a_wide_range_of topics. 这次讨论涉及的面很广。 He has a number of interests，ranging_from playing chess to swimming. 他的爱好很多，从下棋到游泳。 6It also makes the art accessible to the world, while protecting the original artworks for the future.(教材 P21) 它也使艺术可以走

23、向世界，同时有利于为将来保护原始艺术品。 句式解读 句中 while protecting.为 while 引导的时间状语从句的省略形式。 用法总结 (1)当状语从句的主语和与主句的主语一致且从句中含有 be 动词的某种形式时，可以省略状语从句的主语 和 be 动词。 When ( the museum is ) completed, the museum will be open to the public next year.博物馆建 成后，将于明年向公众开放。 Work hard when (you are) young, or youll regret. 少壮不努力，老大徒伤悲。 He

24、 wont go there with us unless (he is) invited. 除非受到邀请，否则他不会和我们一道去那里。 (2)当从句的主语与主句的主语不一致，但从句的主语是 it 且从句中又含有 be 动词的某种形式时，可以把 it 和 be 动词一起省略。 Hell go to the seaside for his holiday if (it is ) possible. 如果可能的话，他将去海边度假。 If (it is ) necessary, ring me at home.如果必要，可以打电话到我家找我。 巩固内化 完成句子 If_(it_is)_possibl

25、e,_he will help you out of the difficulty. 如果可能的话，他会帮你摆脱困境。 When_(she_was)_very_young,_she began to learn to play the piano. 她很小时，就开始学习弹钢琴。 You should stay where you are, unless_(you_are)_asked_to_leave 你应待在你现在的地方不动，除非叫你动。 She fell asleep while_(he_was)_doing_his_homework 她在做作业时睡着了。 .单词拼写 1It was am

26、azing (惊人的) to hear that Jim had won the first prize.You know，he seldom practised. 2All the characters in the book are imaginary (虚构的) 3To a small child，fantasy (幻想作品) and reality are very close to each other. 4She has been very successful in keeping her privacy (隐私) 5I cant really tell the differen

27、ce(s) between their policies (政策) and ours. .完成句子 1They will include introductions to a_wide_range_of_writing_styles，from poetry to play writing. 它们将包括介绍一系列的写作风格，从诗歌到戏剧创作。 2Many people like the film because it combines_education_and_recreation 许多人喜欢这部电影，因为它把教育与娱乐结合起来。 3The teacher was_amazed_at the

28、boys strong comprehension. 老师对这个男孩超强的领悟能力感到惊叹。 4Nowadays many children prefer_surfing_the_Internet_at_home_to_taking_exercise_outdoors 如今许多孩子宁可待在家里上网，也不愿意到户外进行锻炼。 5My father allowed_me_to_play_basketball after finishing my homework. 我父亲允许我做完作业后打篮球。 .阅读理解 We dont know how different our life will be i

29、n the future.We can only try to imagine it. At first we think about human relationships.In the year 2050，we will use computers almost every day.We will be making new friends through the Interneteven our husbands or wives will be met in this way.It will be much faster and easier for us.On the other h

30、and, our relationships with other people wont be as important as they are todaywe will feel a little lonely. Computers will also help us in many other activities in 2050.For example，they will be used by children at school to make their learning easier.In addition，there will be more other machines wh

31、ich will play a similar role as computers，like robots which will do the housework for us. Spending holidays will also be completely different.Traveling to other planets or to the moon will be available for everyone.Means of transport will，of course，change，too.We will be using solarpowered cars，which

32、 will be much environmentally friendly. We could expect that the faster economic development would lead to a more polluted environment.But it isnt true.We will pay more attention to protecting the environment.Scientists will probably find cures for many dangerous diseases，like cancer or AIDS.Therefo

33、re，our surroundings as well as health will be in better condition. Although we cannot predict the exact changes which will be made in the world，we often think about them.We worry about our and our childrens future；we have expectations，hopes as well as fears.But I think we should be rather sanguine a

34、bout our future.We should be happy and believe good things will happen. 【语篇解读】 本文主要是对 2050 年的世界将会发生什么变化进行了简单的想象，提到了人们将去其他 星球旅行，以及电脑、机器人等能为人类做的各种事情等。 1The underlined word “sanguine” in the last paragraph most probably means _ Adisappointed Bsurprised Ccurious Doptimistic 答案 D 词义猜测题。根据最后一段的最后一句“We sho

35、uld be happy and believe good things will happen”可知，作者认为我们应该对将来保持乐观的心态，相信美好的事情将会发生。disappointed 失望 的；surprised 惊讶的；curious 好奇的；optimistic 乐观的。故选 D。 2According to the passage，which of the following will happen in 2050? AIt will not be difficult for people to travel to other planets. BOur environment

36、will be much polluted with a growing number of cars. CThe way of spending holidays will be the same as that of today. DThe relationship between people will be more important. 答案 A 细节理解题。根据第四段“Spending holidays will also be completely different.Traveling to other planets or to the moon will be availa

37、ble for everyone”可知，在 2050 年，旅游度假也 将会变得不同，每个人都能去其他星球旅行。故选 A。 3The third paragraph mainly tells _ Athat computers will do all the things for human beings Bhow people will use robots to do the housework Cthat machines like computers and robots will help people a lot Dhow people will use computers to c

38、ommunicate with each other 答案 C 段落大意题。根据“Computers will also help us in many other activities in 2050.there will be more other machines which will play a similar role as computers，like robots”可知， 第三段讲的是，到 2050 年，电脑和其他机器如机器人将帮助人们做许多事情，故选 C。 4What does the passage mainly talk about? AWhat high technol

39、ogy will appear in the year 2050. BWhat our life will be like in the year 2050. CHow people will communicate in the year 2050. DHow people will travel and spend their holidays in the year 2050. 答案 B 主旨大意题。根据文章第一段内容，及其后各段落的第一句可知，文章对 2050 年的生活进行 了一些大胆的猜想，故选 B。 .完形填空 Recently my wife and I were faced w

40、ith a difficult situation while travelling by car in the mountains with our hired driver.It was going to be a long ride and we were _1_Just as we began to doze (打盹), the engine made a strange, loud noise and then _2_ working. The sun was just setting and the air was getting _3_We tried communicating

41、 with the driver but with little _4_He told us he was going to get _5_ and then left. In a(n) _6_ location with no houses in sight，we started to hear the cries of wild animals.We also didnt have much food.It was getting colder and darker.I began to _7_ confidence.Should we leave the car and seek she

42、lter？Would our driver ever _8_？Was he a trustworthy man? We were very _9_ A couple of hours passed._10_， the headlights from another car could be seen in the _11_An unfamiliar man got out of the car.He looked _12_ at first until his mouth opened with a big friendly smile.He asked us to get into the

43、_13_ with him.He had such a kind face, so we knew we could _14_ him.We climbed into the car. Before we left, he put a note on the windshield (挡风玻璃) of our car with his phone number on it.Then he drove us to a nearby village, and we _15_ his family.They offered us tea and local food, and everyone ask

44、ed us questions and were thrilled to have _16_ guests. Later that evening, the phone rang.It was our _17_He had kept his word and _18_ the car.We prepared to leave and thanked our new friends. I will never forget the _19_ and hospitality(好客) we received on that day because we relied on a(n) _20_ for

45、 help. 【语篇解读】 文章讲述了作者在一次旅行中，因为车子出故障，意外受到陌生人一家的热情招待以及雇 来的司机也帮忙将车子修好的故事。体现了人间处处有温暖。 1A.afraid Btired Chappy Dnervous 答案 B 由下文 Just as we began to doze(就在我们开始打盹的时候)，可推知“我们”疲惫了。tired 意为“疲惫的”，符合语境，故选 B 项。 2A.stopped Bbegan Ccontinued Dkept 答案 A 由下文 Should we leave the car and seek shelter？可推知，汽车不能正常工作了。可

46、见汽 车的发动机停止工作了。故选 A 项。 3A.fresher Bhotter Ccooler Ddrier 答案 C 联系前半句 The sun was just setting(太阳正在落下)，可知随着夜幕降临，气温变得越来越 低。故选 C 项。 4A.patience Banger Csuccess Dfun 答案 C 根据下文 He told us he was going to get _ and then left.可知，虽然“我们”尽 力同司机交流，但是没有成功。success 意为“成功”，故选 C 项。with little success 是固定短语， 意为“收效甚微”。

47、 5A.food Bhelp Cfuel Dlight 答案 B 根据下文 He had kept his word and _ the car.We prepared to leave and thanked our new friends.可推知，车坏了以后，司机说的是要去寻求帮助。故选 B 项。 6A.exact Bsecret Cspecial Dfaraway 答案 D 联系空后的 with no houses in sight 可知，这是一个偏远的地方。故选 D 项。 7A.lose Bexpress Cbuild Dshare 答案 A 根据语境可知，“我们”没有足够的食物，天越

48、来越冷，越来越黑。“我”开始失去信心。由 下文一系列的疑问 Should we.Would our driver.？Was he.？可知，作者对安全走出困境渐渐失去 了信心。故选 A 项。 8A.visit Bbelieve Creturn Dfail 答案 C 联系前文 then left，可知此处指的是“我们”的司机会回来吗。故选 C 项。 9A.disappointed Bashamed Cpuzzled Dworried 答案 D 根据前几句描述(我们应该离开车子去寻找避难处吗？我们的司机会回来吗？他是一个可信的 人吗？)可知“我们”非常担心。故选 D 项。disappointed 意

49、为“失望的”；ashamed 意为“惭愧的”； puzzled 意为“困惑的”。 10A.Gradually BImmediately CSuddenly DFormally 答案 C 根据前文 It was getting colder and darker.以及 A couple of hours passed.并联系下文 the headlights from another car could be seen 可推知，在茫茫旷野中，“我们”突然看见了另一辆 车的前灯。故选 C 项。 11A.air Bend Cdark Ddaytime 答案 C 根据语境可知，“我们”在黑暗中看见了另一辆车的前灯。in the dark 意为“在黑暗中”， 符合语境，故选 C 项。 12A.unhealthy Bunhappy Cunfriendly Duncomfortable 答案 C 联系空后的 until his mouth opened with a big friendly smile 可知，他