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1、You should spend about 20 minutes on this task.The table shows the average length of YouTube video advertisements and average length of time viewers spend watching them.?Summarise the information by selecting and reporting the main features.Write at least 150 words.Average YouTube?Video ad length an
2、d time viewedThe table shows the average length of YouTube video advertisements by sector and average length of time viewers spent watching these advertisements.该表显示了YouTube视频广告的平均长度，按部门和观众观看这些广告的平均时间。The average length of the advertisements varied from a low of 21.8 seconds for pharmaceuticals to a
3、 high of 66.7 for public service advertisements. With the exception of government- and technology- related advertisements, in general, products and services which required a large financial commitment tended to have longer advertisements. Entertainments, financial services and travel advertisements,
4、 for example, were all twenty eight seconds on average or longer. Less expensive products, on the other hand, such as consumer electronics, clothing and medicines, tended to have shorter advertisements.广告的平均长度从药品广告的21.8秒到公共服务广告的66.7秒不等。除与政府和技术有关的广告外，一般来说，需要大量资金投入的产品和服务往往广告较长。例如，娱乐、金融服务和旅游广告的平均时长都是28
5、秒甚至更长。另一方面，较便宜的产品，如消费电子产品、服装和药品，广告往往较短。Adverts for more expensive products or services also tended to be watched for longer than adverts for less expensive items. Viewers on average watched more than 50 per cent of advertisements for entertainment, travel,?business and finance. In contrast, viewers
6、tended to watch less of government advertisements and advertisements for cheaper goods such as consumer electronics, clothing and medicines.更昂贵产品或服务的广告往往比更便宜产品的广告被观看的时间更长。观众平均观看了超过50%的娱乐、旅游、商业和金融广告。相比之下，观众往往较少看政府广告和消费电子产品、服装和药品等廉价商品的广告。Overall, length of YouTube video advertisements and length of time spent viewing such advertisements appears to be associated with the perceived cost of the product or service being advertised.总体而言，YouTube视频广告的长度和观看此类广告的时间长短似乎与广告产品或服务的感知成本有关。(195 words)