求大神帮我把一段话翻译成英文，跪谢，论文要用的。如下

Question

因此，对我国商品房预售制度存在的问题进行研究，并提出合理化的建议是很有必要的。本文首先介绍了我国商品房预售制度的发展现状，并运用经济学原理对商品房预售进行了解释，在此基础上，通过分析，提出我国商品房预售制度存在的问题。其次详细介绍了国外典型国家（美国、日本、德国）的商品房预售制度，归纳其特色和优点，运用对比分析法，总结出对我国有借鉴意义的地方。最后针对我国商品房预售制度存在的问题，结合对美国、日本、德国等国家的经验借鉴，为完善我国的商品房预售制度提出了一些合理化的对策和建议。

Answer 1

Therefore, it is necessary to study the problems of the commercial housing sale system in our country and to put forward the rationalization suggestion.. In this paper, we first introduce the current situation of the development of the commercial housing pre-sale system, and the use of principles of economics explanation of the commercial housing pre-sale, on this basis, through the analysis, put forward the problems existed in the commercial housing pre-sale system. Followed by a detailed introduction of the foreign typical countries (the United States, Japan, Germany) in the pre-sale of commercial housing system, summarizes the characteristics and advantages, using comparative analysis, summed up the place of our country draw lessons from a meaning. Finally aiming at the problems existed in the commercial housing pre-sale system, combined with the experience of the United States, Japan, Germany and other countries reference, puts forward some reasonable countermeasures and suggestions for the improvement of China's commercial housing pre-sale system.

追问

秒翻。话说这个翻译的还比较靠谱，不过我敢肯定不是人工翻译的，，，

追答

如果是人工翻译那要翻译到什么时候