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1、UNIT 1 LIVING WITH TECHNOLOGYScience and technology plays an important role in exploring the unknown fields and realizing the dreams of our ancestors (祖先祖先).High technology has a direct effect on our life. What electrical and electronic appliances (電器電器) do you have at home? Which do you think is th
2、e most useful? WHAT ELECTRICAL AND ELECTRONIC PRODUCTS DO YOU USE IN YOUR STUDIES AND IN YOUR LIFE? ARE THEY HELPFUL OR JUST MAKE YOU LAZIER? Electronic dictionaries give students quick responses in their reading. Students using electronic dictionaries need less time in reading than those who use pa
3、per dictionaries. Moreover, electronic dictionaries can provide correct pronunciation to students, which a paper dictionary cannot. The number of people using electronic dictionaries is increasing greatly. What do you think life would be like without these products? WHAT CONCLUSION CAN YOU DRAW FROM
4、 THE ADS? MAN HAS MADE REMARKABLE PROGRESS IN THIS AREA IN THE LAST FEW DECADES. WHATS YOUR OPINION ON THIS?They are invented to meet peoples needs.They have improved peoples lives to some degree.They are developing very quickly.The radiation from some of the electrical and electronic devices, such
5、as mobile phones, may be harmful to peoples health.When people buy new electrical of electronic devices, they throw away the old ones. This may generate large amount of waste, which is harmful to the environment. Picture 1: Compare the TV in the picture with the TV in your home:1. antennae on top 2.
6、 the small screen 3. only black and white pictures 4. no remote control (the control panel was on one side of the screen) Development of TVblack-and-white TVcolour TVLCD screenPicture 2: How did people record music in the past?Put the tapes into the recorder, then play the tape with music at one sid
7、e and play the record button at the other side to record the music onto the blank tape.How do people record music using a computer?Copy the music from a CD to the computerusing recording software. The music will then be digitalized and stored in and played by an MP3 player.gramophone (留聲機(jī)留聲機(jī))radio/t
8、ape recorderMP3CD playerDevelopment of audio (音響音響) device desktop laptoppalmDevelopment of computerPicture 3: How do you look up a word in a paper dictionary?The words in a paper dictionary are arranged in alphabetical order from A to Z. We need to look at the first letter of the word and use it to
9、 search in the dictionary. If two words start with the same letter, we look at the second letter to decide the alphabetical order. If the first and the second letters are the same, we look at the third letter and so on.How do you look up a word in a electronic dictionary?We key in the word we want t
10、o look up and click the button Enter. Then the word entry will appear on the screen.What else can be stored in your electronic dictionary ?There can be a calendar, a list of addresses and phone numbers, memos or a clock. More recent electronic dictionaries have large memory space and some can be use
11、d as electronic books withhundreds of books stored inside.Development of dictionarydictionaryelectronic dictionaryPicture 4: How did people keep in touch in the past?-by letter/telegraph/telephoneHow do people keep in touch now?-mostly by mobile phoneWhat recent developments have been made to mobile
12、 phones? - have more and more functions. 1) send text messages 2) used as a digital camera to take still or even moving pictures. People can send pictures to other mobile phones or e-mail addresses. 3) Mobile phones can be connected to the internet and people can look at web pages with mobile phones
13、. 4) More advanced mobile phones can receive TV signals so that people can watch live TV.Development of communicationletter/telegramtelephonebeepercell phoneDevelopmentof cameramobile phonewith a cameradigital cameracameraDevelopment of fanfanair-conditionelectric fan There can be a calendar, a list
14、 of addresses and phone numbers, memos or a clock. More recent electronic dictionaries have large memory space and some can be used as electronic books with hundreds of books stored inside.) Which do you prefer, an electronic book or a traditional paper book? Why? Besides the dictionary, what else c
15、an be stored in your electronic dictionary? How did people keep in touch in the past? People sent letters in the past, but letters were slow, and they took from a few days to several months to arrive. Then people invented the telegraph, but the telegraph could send only short sentences. Later, peopl
16、e could communicate via telephone, but the disadvantage was that not everyone had a telephone. Now, people use e-mails to communicate. E-mails are quick, but people without computers and access to the Internet cannot send e-mails. Today, most people use mobile phones to keep in touch with others. Th
17、e size of a mobile phone is small so people can carry one in a pocket and receive and make calls wherever they are and whenever it is. What recent developments have been made to mobile phones? Now, mobile phones have more and more functions. They can send text messages. They can also be used as a di
18、gital camera to take still or even moving pictures. People can send the pictures they take to other mobile phones or e-mail addresses. Mobile phones can be connected to the Internet and people can look at web pages with mobile phones. More technologically advanced mobile phones can receive TV signal
19、s so that people can watch live TV programmes on their mobile phones. It is reported that many high school students bring mobile phones to their schools. Do you think high school students should use mobile phones at school? Why or why not? FOR REFERENCE Students should not be allowed to use phones w
20、hile in school. If there is an emergency, a parent can call the office or the office can call a parent. They are in school to learn. They must follow the rules of the building. The use of mobile phones in class is disruptive to the learning environment of all students and should be discouraged.1. Ca
21、n we depend on these electronic devices completely?2. How have these electrical and electronic devices improved our lives? Summary With peoples hard work and intelligence, human beings own lots of useful and handyelectric and electronic devices. These devicesdo save us a lot of time and energy.Besid
22、es, they free us from heavy housework.But we should not depend completely on them. We human beings should make reasonable use of them so that we can relax ourselves and find pleasure and happiness in our life. These inventions have greatly improvedpeoples lives. Mobile phones are a goodexample of th
23、is. Before mobile phones came intouse, people couldnt make phone calls or receivephone calls if there was no telephone nearby.With mobile phones, people are able to makecalls at any time and at any place. Today, manyof us are very busy and cannot be expected towait for a long time. Mobile phones pro
24、vide uswith a chance to keep in touch with otherswherever we are. 1. With mobile phones, we can keep in touch with others wherever we are. 1) Here “wherever” introduces an adverbial clause. The usage of “-ever” is as follows: however 作連詞，作連詞，“不管用什么方法不管用什么方法”。 He can go however he likes. 作副詞，作副詞，“無論如
25、何無論如何”、“不管怎樣不管怎樣” However cold it is, he always goes swimming. 作副詞，作副詞，“究竟怎么究竟怎么”（表示驚奇）。（表示驚奇）。 However did you find it?whenever作連詞，作連詞，“任何時(shí)候任何時(shí)候”。 Whenever we see him we speak to him.作副詞，作副詞，“任何時(shí)間任何時(shí)間” “任何時(shí)候任何時(shí)候” He might turn up on Monday, or Friday, or whenever, and expect to be given a meal.wher
26、ever作連詞，作連詞，“在任何地方在任何地方” 、“到任何地到任何地方方” 、“在任何情況下在任何情況下” 。Sit wherever you like. whatever“whatever”作代詞，作代詞，=no matter what “無論什么無論什么”、“無論如何無論如何”。Keep calm, whatever happens.“whatever”作代詞，作代詞，=anything or everything that “任何的事物任何的事物” 、 “每一每一的事物的事物” 。Whatever I have is at your service.作代詞作代詞“or whatever
27、” “或任何東西或任何東西” 、 “諸如此類諸如此類” Hed have difficulty in learning any language Greek, Chinese, or whatever.作形容詞，作形容詞，“任何的任何的”、“無論什么的無論什么的”、“任何種任何種類、程度等的類、程度等的”。Take whatever measures you consider best.whichever“whichever” 作代詞，作代詞，=anything or everything “無論哪些無論哪些”、 “無無論哪個(gè)論哪個(gè)”。Whichever (Anything that) you
28、 want is yours.作代詞作代詞,“的那一個(gè)的那一個(gè)”。 Whichever of you comes in first will receive a prize.作形容詞，作形容詞，“無論哪個(gè)無論哪個(gè)”、“無論哪些無論哪些”。 He may choose whichever desk he wishes.whoever “whoever”作代詞，作代詞，=any person who the person who “任何人任何人” 、 “無論誰無論誰” 、 “的人的人”。Whoever (Anyone who) said it, its not so.作代詞，作代詞，“到底（究竟）
29、是誰到底（究竟）是誰”。Whoever told you that?1 Could I speak to _ is in charge of International Sales, please? Aanyone Bsomeone Cwhoever Dno matter who 2. _tomorrow, our ship will set sail for Macao. AHowever the weather is likeBHowever is the weather likeCWhatever is the weather likeDWhatever the weather is l
30、ike3 You should try to get a good nights sleep _ much work you have to do. however B. no matter C. although D. whatever4.-Dad, Ive finished my assignment. -Good, and _ you play or watch TV, you mustnt disturb me. whenever B. whether C. whatever D. no matter5. _ makes this shop different is that it o
31、ffers more personal services.A. What B. Who C. Whatever D. Whoever6. _ team wins on Saturday will go through to the national championships.A. No matter what B. No matter which C. Whatever D. Whichever7. This is a very interesting book. Ill buy it, _.A. no matter how it may cost B. how may it costC.
32、how much may it cost D. however much it may cost8. If we work with a strong will, we can overcome any difficulty, _ great it is.A. what B. how C. however D. whatever 2) touch n. be/get/keep, etc. in touch to communicate or continue to communicate with someone by using a telephone or writing to them:
33、 取得取得/保持聯(lián)系保持聯(lián)系 Are you still in touch with any of your old school friends? No, Jane and I never kept in touch after college. Were in close touch with our office in Spain. lose touch to stop communicating with someone, usually because they do not live near you now: 失去聯(lián)系失去聯(lián)系 We lost touch over the yea
34、rs.- I think Ill give Bob a ring.- You _. You havent been in touch with him for ages. A. will B. may C. have to D. shouldHow have different electronic devices changed over time? over: prep.during something, or while doing something: 在在.期間，在做期間，在做.時(shí)時(shí)I was in Seattle over the summer.Shall we discuss i
35、t over lunch/over a drink?They took/spent an hour over lunch (= Their meal lasted an hour).Its fascinating to watch how a baby changes and develops over time (= as time passes).above or higher than something else, sometimes so that one thing covers the other; above: 在在的上面的上面The sign over the door sa
36、id Exit.She held the umbrella over both of us.Helicopters dropped leaflets over the city.across from one side to the other, especially by going up and then down: 越過，跨過越過，跨過She jumped over the gate.The road goes over the mountains, not through a tunnel. She is always chatting with her neighbor over t
37、he garden wall. From the top of the tower you could see for miles over the city. Tanks travel over the most difficult ground. more than: 超過超過 Most of the carpets cost/are over 100. Children over the age of 12 (= older than 12) must have full-price tickets. I value quality of life over money.1. If we
38、 can our present difficulties, then everything should be all right. A. come across B. get over C. come over D. get off2. Some students often listen to music _ classes to refresh themselves Abetween Bamong Cover Dduring3. You cant wear a blue jacket _that shirtitll look terrible.A. on B. above C. up D. over 4. They had a pleasant chat _a cup of coffee.A . for B. with C. during D. over 1. Collect more information about the development of some electronic and electrical devices.2. Prepare the Reading part.
湖南省株洲四中高中英語《M7 Unit 1 Period One Welcome to the unit》課件 譯林牛津版選修7
