学术堂来告诉你如何在英语论文中写引言: The introductory paragraph should 1) introduce your topic; 2) grab your reader's attention; and 3) state your thesis Generally， the first sentence (often called the "hook" or "attention getter") leads into two or three sentences that give details about your Finish your introductory paragraph with your thesis 一般来说，第一段第一个句子应为引导句，之后的两三个句子则是用来铺陈关于文章主题的细节，最后再以主旨句结束你的引言段 Grab your reader's attention in the hook by asking a challenging question; beginning with an interesting and informative quote; providing a dramatic， eye-opening statement; or telling a brief， engaging
At present in carries on the investment decision time majority uses is the commutation cash flow mensuration， this method has the big limitation， not only needs many and the reality conflict supposition， how moreover and has in the risk situation in each point in time's cash flow precisely estimate the discount rate how to determine (generally speaking， risk is inevitable) and so on the questions many As a result of the market high speed change development， the element of certainty floods various domains market， the traditional project investment decision analysis method limitation has not been able to make the accurate appraisal to the investment plan Taking this into consideration， the option fixed price theory is valued people's， specially the real options method， the scholar regarding this method research is on the But real options's introduction broke through DCF law many suppositions， also gives the project management by the more precise data support， is an itemized appraisal method big Trust， along with option theory development and The real options will certainly and utilizes by widespread this article in introduced real options's elementary theory and in the full elaboration current value's method flaw foundation， explains only the real options method introduction investment decision superiority， the elaboration real options method development to the itemized appraisal great
第一、二个回答，光看头半句就知道是机器翻译，语法错误摆出。我猜lz是毕业论文什么的吧，O(∩_∩)O哈哈~，我也在弄论文的事情呢，不过是开题报告。为了100悬赏，我可是从吃完了饭翻到现在哦，是不是机器翻的，你可以验证下；不过我以人格担保，是我自己翻译的。我翻得很认真的，lz放心好啦 ^_^With human’s development， people's daily life can’t go smoothly without computers’ Everyday people open the computer and find that most interfaces are Windows’s designed by M As the operating system industry's leader， though Windows system can’t claim to be the most popular operating system， it is definitely the mainstream of the present and most popular Particularly， as new versions such as Windows Vista， Windows 7 come into market， the operating system market is injected fresh It is 25 years in accompany with us since Windows system develops to this day， overcoming trials and Although the critics people give are of criticism and praise， we have to realize its popularity among computers as well as the significant role it Over the years Microsoft has been constant innovation to improve their work， in these improvements in a matter of course also includes a windows interface For years Microsoft has been innovating in and developing their products， certainly including the design of Windows From 1970s and 80s’ DOS system’s interface of black background with white words to the colored interface of first generation in 1985，and to the present Windows 7 interface， the design field in the world also witnessed earth-shaking The theme of this paper is to study the relevance and necessity between the design of Windows interface and the history of world 如果觉得哪里还有问题的话，也可以联系我的，用那个在线交谈。嘻嘻
