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信息资源规划是信息化建设的基础工程，是指对企业生产经营活动所需要的信息与数据进行有效的管理。信息资源规划要从信息的产生、获取、处理、存储和传输等方面进行全面的规划。当前许多企业信息化建设的关键和难点，不是计算机网络的构建，而是信息资源管理系统的建设。为此，首先要做好信息资源规划工作，信息资源规划的第一阶段要进行需求分析，这与一般的软件工程需求分析有所不同。请围绕“信息资源规划的需求分析”论题，依次从以下三个方面进行论述。 概要叙述你参与实施的信息化建设项目以及你所担任的主要工作。
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During McDonald’s early years French fries were made from scratch every day. Russet Burbank potatoes were（1）,cut into shoestrings, and fried in its kitchens.（2）the chain expanded nationwide, in the mid-1960s, it sought to cut labour costs, reduce the number of suppliers, and（3）that its fries tasted the same at every restaurant.McDonald’s began（4）to frozen French fries in 1966 — and few customers noticed the difference.（5）the change had a profound effect on the nation’s agriculture and diet. A familiar food had been transformed into a highly processed industrial（6）.McDonald’s fries now come from huge manufacturing plants（7）can process two million pounds of potatoes a day. The expansion（8）McDonald’s and the popularity of its lowcost, massproduced fries changed the way Americans eat. The taste of McDonald’s French fries played a crucial role in the chain’s success -- fries are much more profitable than hamburgers and was（9）praised by customers, competitors, and even food critics. （10）taste does not stern from the kind of potatoes that Donald’s（11）,the technology that processes them, or the restaurant equipment that fries them: other chains use Russet Burbank, buy their French fries from the（12）large processing companies, and have similar （13）in their restaurant kitchens. The taste of a French fry is（14）determined by the cooking oil. For decades McDonald’s cooked its French fries in a mixture of about 7 per cent cottonseed oil and 93 per cent beef fat. The mixture gave the fries their unique（15）. 9（）
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Questions 20 and 21 are based on the following news. At the end of the news item, you will be given 20 seconds to answer the questions. Now, listen to the news. How long has the violence lasted（）
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