• 2021-04-14 问题

    Which one of the followingstatements is correct?

    Which one of the followingstatements is correct?

  • 2021-04-14 问题

    Modern technology may not haveimproved the world all that much but it certainly has made life noisier. Unruffledmotorcycles, blaring car alarms, and roving boom boxes come first, second, andthird on my list of most obnoxious noise offenders, but everyone could come upwith his own version of aural hell – if he could just find a quiet spot toponder the matter. Yet what technology has done, othertechnology is now starting to undo, using computer power, to zap thoseear-splitting noises into silence. Previously silence-seekers had littlerecourse except to stay inside, close the windows, and plug their ears.Remedies like these are quaintly termed “passive” systems, because they placephysical barriers against the unwanted sound. Now computer technology isproducing a far more effective “active” system, which doesn’t just contain,deflect, or mask the noise, but annihilates it electronically. The system works by countering theoffending noise with “anti-noise”, a somewhat sinister-sounding term that callsto mind antimatter, black holes, and other Popular Science mindbenders but thatactually refers to something quite simple. Just as a wave on a pond isflattened when it merges with a trough that is its exact opposite (or mirrorimage), so can a sound wave be negated by meeting its opposite. This general theory of soundcancellation has been around since the 1930s. In the fifties and sixties itmade for a kind of magic trick among laboratory acousticians playing aroundwith the first clunky mainframe computers. The advent of low-cost high-powermicroprocessors has made active noise-cancellation systems a commercialpossibility, and a handful of small electronics firms in the United States and abroad are bringing the first ones onto the silence market. Silence buffs might be hoping that the noise-canceling apparatus will takethe shape of the 44 Magnum wielded by Dirty Harry, but in fact active soundcontrol is not quite that active. The system might more properly be describedas reactive, in that it responds to sound waves already headed toward humanears. In the configuration that is usual for such systems microphones detectthe noise signal and send it to the system’s microprocessor, which almostinstantly models it and creates its inverse for loudspeakers to fire at theoriginal. Because the two sounds occupy the same range of frequencies andtones, the inverse sounds exactly like the noise it is to eliminate, theanti-noise canceling Beethoven’s Fifth Symphony is heard as Beethoven’s Fifth.The only difference is that every positive pressure produced on the air by theorchestra is matched by a negative pressure produced by the computer, and everynegative pressure is matched by a positive, thereby silencing the sound. The systemis most effective as a kind of muffler, in which microphones, micro-processor,and loudspeaker are all in a unit encasing the device that produces the sound,stifling it at its source. But it can work as a headset, too, negating thesound at the last moment before it disturbs one’s peace of mind. 1. The writer holds that( ). A. modern technology has disturbed thequiet life of the people B. moderntechnology has made people indifferent to noise pollution C. moderntechnology has made the present world quieter than before D.modern technology has failed to solve the problem of noise pollution 2. According to the passage,an active noise-cancellation system ( ). A. contains noise rather than negates it B. eliminates noise rather than muffles it C. deflects noise rather than baffles it D. holds noise back rather than stifles it 3. In paragraph 5 the word “buffs”means ( ). A. settlers B.enthusiasts C. buyers D. manufacturers 4. Which of the followingstatements is NOT true according to the passage? ( ) A.In the past, people sometimes plugged their ears to fight against the offendingnoise. B. An active noise-cancellation systemfollows the principle of a wave being flattened by meeting its exact opposite. C. The first active noise-cancellationsystem was made in the 1930s. D. Active noise-cancellation systems are nowavailable on the market. 5. Activenoise-cancellation systems require ( ). A. microphones B.microprocessors C.loudspeakers D. all of theabove

    Modern technology may not haveimproved the world all that much but it certainly has made life noisier. Unruffledmotorcycles, blaring car alarms, and roving boom boxes come first, second, andthird on my list of most obnoxious noise offenders, but everyone could come upwith his own version of aural hell – if he could just find a quiet spot toponder the matter. Yet what technology has done, othertechnology is now starting to undo, using computer power, to zap thoseear-splitting noises into silence. Previously silence-seekers had littlerecourse except to stay inside, close the windows, and plug their ears.Remedies like these are quaintly termed “passive” systems, because they placephysical barriers against the unwanted sound. Now computer technology isproducing a far more effective “active” system, which doesn’t just contain,deflect, or mask the noise, but annihilates it electronically. The system works by countering theoffending noise with “anti-noise”, a somewhat sinister-sounding term that callsto mind antimatter, black holes, and other Popular Science mindbenders but thatactually refers to something quite simple. Just as a wave on a pond isflattened when it merges with a trough that is its exact opposite (or mirrorimage), so can a sound wave be negated by meeting its opposite. This general theory of soundcancellation has been around since the 1930s. In the fifties and sixties itmade for a kind of magic trick among laboratory acousticians playing aroundwith the first clunky mainframe computers. The advent of low-cost high-powermicroprocessors has made active noise-cancellation systems a commercialpossibility, and a handful of small electronics firms in the United States and abroad are bringing the first ones onto the silence market. Silence buffs might be hoping that the noise-canceling apparatus will takethe shape of the 44 Magnum wielded by Dirty Harry, but in fact active soundcontrol is not quite that active. The system might more properly be describedas reactive, in that it responds to sound waves already headed toward humanears. In the configuration that is usual for such systems microphones detectthe noise signal and send it to the system’s microprocessor, which almostinstantly models it and creates its inverse for loudspeakers to fire at theoriginal. Because the two sounds occupy the same range of frequencies andtones, the inverse sounds exactly like the noise it is to eliminate, theanti-noise canceling Beethoven’s Fifth Symphony is heard as Beethoven’s Fifth.The only difference is that every positive pressure produced on the air by theorchestra is matched by a negative pressure produced by the computer, and everynegative pressure is matched by a positive, thereby silencing the sound. The systemis most effective as a kind of muffler, in which microphones, micro-processor,and loudspeaker are all in a unit encasing the device that produces the sound,stifling it at its source. But it can work as a headset, too, negating thesound at the last moment before it disturbs one’s peace of mind. 1. The writer holds that( ). A. modern technology has disturbed thequiet life of the people B. moderntechnology has made people indifferent to noise pollution C. moderntechnology has made the present world quieter than before D.modern technology has failed to solve the problem of noise pollution 2. According to the passage,an active noise-cancellation system ( ). A. contains noise rather than negates it B. eliminates noise rather than muffles it C. deflects noise rather than baffles it D. holds noise back rather than stifles it 3. In paragraph 5 the word “buffs”means ( ). A. settlers B.enthusiasts C. buyers D. manufacturers 4. Which of the followingstatements is NOT true according to the passage? ( ) A.In the past, people sometimes plugged their ears to fight against the offendingnoise. B. An active noise-cancellation systemfollows the principle of a wave being flattened by meeting its exact opposite. C. The first active noise-cancellationsystem was made in the 1930s. D. Active noise-cancellation systems are nowavailable on the market. 5. Activenoise-cancellation systems require ( ). A. microphones B.microprocessors C.loudspeakers D. all of theabove

  • 2021-04-14 问题

    SalesPromotion on the Internet By anonymous At http://www.mosaicmarketing.co.uk/sales-promotion-blog/2012/jan/sales-promotion-on-the-internet-is-becoming-dull-and-formulaic-our-hopes-for-2012.aspx 1. Not so very long ago there wasn't an internet. Back in the days whenevening telly was good, Britons weren't obese and fuel was less than 50p alitre. Imagine that. What we did to fill the time was far less virtual and verymuch more real. 2. 20 years or so later and the internet is so fundamental to ourexistence that it's a wonder we ever survived without it. It has broughtamazing convenience, unbelievable information and an equal amount ofdisinformation, anytime, at the click of a mouse. Of course marketers haveembraced the medium as much as anyone and it's hard to find any sales promotionwhich doesn't have a web element. But with so many sales promotions out therewhy do we mourn for the sales promotions of yesteryear when people used heatand reveal labels, inserted blue sachets containing fivers into packets ofcrisps and even a miniature plastic house inside your tin of beans to tell you,in no uncertain terms that you had won, a house? It might be the excitement,buzz and awe-inspiring creativity which seems so lacking in their internetdescendents. 3. Looking at the 88 or so promotions which we featured on PromoWatch lastyear, 56% of them had exactly the same mechanic: "enter a unique code frompromotional packs on the website to qualify". Assuming our blog isrepresentative of the sales promotion industry as a whole, if more than half ofall brands thought that running a competition with a unique code entrymechanic was the best way of establishing a point of difference withtheir competitors, they were sadly mistaken. Why has the internet stifledcreativity? 4. In the early days, putting up a microsite for an on-pack promotion wasrelatively pricey and they were primarily used by market leading brands to supportthe principle activity. But before too long the microsite has evolved torepresent the promotion in its entirety encompassing the customer journey fromstart to finish. The reasons are obvious -- money. Websites are now cheaper tocreate than ever before, while producing innovative promotional devices and customised product packaging has become, for the most part, more expensive or in somecases a logistical headache. 5. Now, in the same way that nearly all TV programmes seem to be about property or cooking, once a winning formula has been established promotions agenciesrealise they can re-package a successful concept and sell it in to clientsagain and again. Taking it to its logical conclusion, a general acquiescence inmediocrity increases the profusion of mediocrity to the point where it becomesthe accepted norm. This all leads to one big yawn for the consumer -- and theintrepid sales promotion commentator. Injecting innovation into salespromotion 6. The Sales Promotion Industry's utilisation of the internet is a bitlike most people's use of the processing power of their home computer -- barelytaxing its capabilities at all. The internet is far more than just aninterpreter of unique codes or a means of plotting pretty dots on a map. So howelse can we maximise the power of the web within our sales promotion activity? 7. If we assume that most brands need to prove that a purchase has beenmade, can we first look beyond the reliance on unique codes? 8. Small and discreet, QR codes or Snaptags could easily beincorporated into product packaging and, using a simple reader, wouldautomatically take consumers to the promotional website right on their device(think webcam, tablet or smartphone). As they would have to be in possession ofthe product to access the on-pack graphic it is fair to assume that they'vemade a legitimate purchase and have qualified for entry. This would make theall important 'simplicity of entering your promotion' integral to the customerjourney. 9. Can't fit a graphic on your pack -- develop a barcode reader for yourmicrosite. With such a heavy penetration of smartphones , tablets and webcams and even smart TVs now, most devices will have the necessary lensto view the barcode for your chosen platform. The CD and DVD purchasingwebsite Music Magpie employs this to great effect. 10. Go a bit retro. Combine the online and offline worlds by cutting out atoken / logo / masthead or whatever from the offline packaging and affix it toa downloaded voucher as the ultimate photocopy / scanner proof online coupon.NB only works for proper redbrick high street retailers (Available while shopslast). 11. If you just can't get away from using a unique code why not try andwean yourself off the Instant Win habit? Here's a few ideas for using aunique code, some of which you may have seen in the wild already or covered inother posts: Ÿ in-game currency for afreemium or bespoke online / mobile game Ÿ proof of purchasetoken for a collector scheme Ÿ validation forsubmitting user content for an online competition Ÿ discount / promo code for athird party partner site Ÿ a security tag for adownloaded voucher - could be used in conjunction with the physical proof foroffline venues Ÿ unlock treasure huntclues - again possibly for the pursuit of an offline treasure 12. If you can't avoid 'instant win' why not make the act of tellingpeople the win/lose verdict more interesting? In keeping with the theme of yourbrand / promotion it could be the turning wheel on the front of a safe oranimated lottery balls which might match up with your unique reference. Thissimple animation would not be expensive but it would make the engagement andoverall impression of the promotion, feel like it was given some modicum ofthought rather than just being churned out on a conveyor belt. The Good News... 13. The dominance of Twitbook provides a ready platform for smaller brandsto promote themselves with very little capital outlay. We should be celebratingthe fact that a lower cost of entry means that smaller brands can contemplatesales promotion at all. 14. Some brands are doing great promotions which really harness the powerof social media, sharing user-generated content and integrating their activityacross multiple channels. We featured one such promotion from Visit Britain today.So there are reasons to be optimistic. But, woe-betide the sales promotionindustry if we have a similar proportion of 'instant win unique referencenumber monotony' in 2012. You've been warned!!! 15. P.S. If this blog existed 50 years ago (and I had been born) no doubtI'd have been writing a provocative article about how television had madepromotions less personal or relevant. Blah, blah, blah, moan, moan... Reading Comprehension Decide whether the followingstatements are true (T) or false (F). 1. More than half of the promotions on line in the blogger’s survey havethe same mechanic and the authors think this mechanic is wrongly headed. 2. Money is the major reason for marketers to choose the internet thanother innovative devices to do promotion. 3. Promotion on TV, quite unlike that on the internet, is full ofinnovation and customization. 4. Unique codes should always remain the perfect and reliable way ofonline promotion. 5. The combination of online and offline promotion will do better thansimply promoting online. 6. The blogger thinks that 2012 is a year of great prospect for onlinepromotion and there is nothing to worry about. Sales Promotion on the Internet.docx/js/editor20150812/dialogs/attachment_new/fileTypeImages/icon_doc.gif

    SalesPromotion on the Internet By anonymous At http://www.mosaicmarketing.co.uk/sales-promotion-blog/2012/jan/sales-promotion-on-the-internet-is-becoming-dull-and-formulaic-our-hopes-for-2012.aspx 1. Not so very long ago there wasn't an internet. Back in the days whenevening telly was good, Britons weren't obese and fuel was less than 50p alitre. Imagine that. What we did to fill the time was far less virtual and verymuch more real. 2. 20 years or so later and the internet is so fundamental to ourexistence that it's a wonder we ever survived without it. It has broughtamazing convenience, unbelievable information and an equal amount ofdisinformation, anytime, at the click of a mouse. Of course marketers haveembraced the medium as much as anyone and it's hard to find any sales promotionwhich doesn't have a web element. But with so many sales promotions out therewhy do we mourn for the sales promotions of yesteryear when people used heatand reveal labels, inserted blue sachets containing fivers into packets ofcrisps and even a miniature plastic house inside your tin of beans to tell you,in no uncertain terms that you had won, a house? It might be the excitement,buzz and awe-inspiring creativity which seems so lacking in their internetdescendents. 3. Looking at the 88 or so promotions which we featured on PromoWatch lastyear, 56% of them had exactly the same mechanic: "enter a unique code frompromotional packs on the website to qualify". Assuming our blog isrepresentative of the sales promotion industry as a whole, if more than half ofall brands thought that running a competition with a unique code entrymechanic was the best way of establishing a point of difference withtheir competitors, they were sadly mistaken. Why has the internet stifledcreativity? 4. In the early days, putting up a microsite for an on-pack promotion wasrelatively pricey and they were primarily used by market leading brands to supportthe principle activity. But before too long the microsite has evolved torepresent the promotion in its entirety encompassing the customer journey fromstart to finish. The reasons are obvious -- money. Websites are now cheaper tocreate than ever before, while producing innovative promotional devices and customised product packaging has become, for the most part, more expensive or in somecases a logistical headache. 5. Now, in the same way that nearly all TV programmes seem to be about property or cooking, once a winning formula has been established promotions agenciesrealise they can re-package a successful concept and sell it in to clientsagain and again. Taking it to its logical conclusion, a general acquiescence inmediocrity increases the profusion of mediocrity to the point where it becomesthe accepted norm. This all leads to one big yawn for the consumer -- and theintrepid sales promotion commentator. Injecting innovation into salespromotion 6. The Sales Promotion Industry's utilisation of the internet is a bitlike most people's use of the processing power of their home computer -- barelytaxing its capabilities at all. The internet is far more than just aninterpreter of unique codes or a means of plotting pretty dots on a map. So howelse can we maximise the power of the web within our sales promotion activity? 7. If we assume that most brands need to prove that a purchase has beenmade, can we first look beyond the reliance on unique codes? 8. Small and discreet, QR codes or Snaptags could easily beincorporated into product packaging and, using a simple reader, wouldautomatically take consumers to the promotional website right on their device(think webcam, tablet or smartphone). As they would have to be in possession ofthe product to access the on-pack graphic it is fair to assume that they'vemade a legitimate purchase and have qualified for entry. This would make theall important 'simplicity of entering your promotion' integral to the customerjourney. 9. Can't fit a graphic on your pack -- develop a barcode reader for yourmicrosite. With such a heavy penetration of smartphones , tablets and webcams and even smart TVs now, most devices will have the necessary lensto view the barcode for your chosen platform. The CD and DVD purchasingwebsite Music Magpie employs this to great effect. 10. Go a bit retro. Combine the online and offline worlds by cutting out atoken / logo / masthead or whatever from the offline packaging and affix it toa downloaded voucher as the ultimate photocopy / scanner proof online coupon.NB only works for proper redbrick high street retailers (Available while shopslast). 11. If you just can't get away from using a unique code why not try andwean yourself off the Instant Win habit? Here's a few ideas for using aunique code, some of which you may have seen in the wild already or covered inother posts: Ÿ in-game currency for afreemium or bespoke online / mobile game Ÿ proof of purchasetoken for a collector scheme Ÿ validation forsubmitting user content for an online competition Ÿ discount / promo code for athird party partner site Ÿ a security tag for adownloaded voucher - could be used in conjunction with the physical proof foroffline venues Ÿ unlock treasure huntclues - again possibly for the pursuit of an offline treasure 12. If you can't avoid 'instant win' why not make the act of tellingpeople the win/lose verdict more interesting? In keeping with the theme of yourbrand / promotion it could be the turning wheel on the front of a safe oranimated lottery balls which might match up with your unique reference. Thissimple animation would not be expensive but it would make the engagement andoverall impression of the promotion, feel like it was given some modicum ofthought rather than just being churned out on a conveyor belt. The Good News... 13. The dominance of Twitbook provides a ready platform for smaller brandsto promote themselves with very little capital outlay. We should be celebratingthe fact that a lower cost of entry means that smaller brands can contemplatesales promotion at all. 14. Some brands are doing great promotions which really harness the powerof social media, sharing user-generated content and integrating their activityacross multiple channels. We featured one such promotion from Visit Britain today.So there are reasons to be optimistic. But, woe-betide the sales promotionindustry if we have a similar proportion of 'instant win unique referencenumber monotony' in 2012. You've been warned!!! 15. P.S. If this blog existed 50 years ago (and I had been born) no doubtI'd have been writing a provocative article about how television had madepromotions less personal or relevant. Blah, blah, blah, moan, moan... Reading Comprehension Decide whether the followingstatements are true (T) or false (F). 1. More than half of the promotions on line in the blogger’s survey havethe same mechanic and the authors think this mechanic is wrongly headed. 2. Money is the major reason for marketers to choose the internet thanother innovative devices to do promotion. 3. Promotion on TV, quite unlike that on the internet, is full ofinnovation and customization. 4. Unique codes should always remain the perfect and reliable way ofonline promotion. 5. The combination of online and offline promotion will do better thansimply promoting online. 6. The blogger thinks that 2012 is a year of great prospect for onlinepromotion and there is nothing to worry about. Sales Promotion on the Internet.docx/js/editor20150812/dialogs/attachment_new/fileTypeImages/icon_doc.gif

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