Protect the environmentNowadays，the environment in China is getting worse and The water is polluted，and air pollution and become a very serious Many people even wear masks when they go How can we help save the environment?We can reduce air pollution by riding bikes，taking public transport instead of We can also save energy by closing the lights when you leave the room，and reusing If we all do our parts，our country will be a much better place!最近，中国的环境越来越糟糕了水被污染了，空气污染也成为了一个严重的问题很多人甚至出门都要带口罩我们能怎样帮忙保护环境呢?我们可以通过多骑自行车和坐公交，少乘私家车我们也可以通过随手关灯，重复利用水要节约能源如果我们每个人都进到自己的责任，我们的国家就会变成一个更好的地方
Title: Study on Decisions and Skills of Construction Project Bid QuotationAbstract: Focusing on project bid， this article analyzes the decision methods and related factors， bidding risks and quoting Describe advantages and disadvantages of different ways which are widely used in bidding quotation Key Words: Construction Project Bid， SkillsTitle: Study on how the alteration of construction affects the cost managementAbstract: Based on the clause of FID1C， this article defines the alteration of construction and explains the principals and methods of cost management in the alteration of construction according to the principals of justice and With examples， this article also illustrates the background， principals and methods in the determination of project price alteration based on the existence or absence of the pricing items in Key Words: Alteration of Construction， Cost Management， FIDIC ClauseTitle: Risk Theories of Real Estate InvestmentAbstract: From the point of real estate investment， this article illustrates the definition of real estate risks and identifies the resources of real estate According to the domestic economical policies and the corresponding methods and skills based on the risk categories of real estate investment， this article analyzes the current investment risks of real estate and aims to minimize the risks in real estate Key Words: Real Estate， Risks
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