12月15日，俄罗斯总统普京开始对日本进行国事访问，这是2010年以来俄罗斯总统首次访日，也是普京时隔（）再次踏上日本土地，引起国际媒体的高度关注。 ["10年","11年","12年","13年"]
以下对注册表单的优化，哪些对提升新用户注册成功率有帮助？（） ["将注册表单从第二屏挪至首屏展示","表单填写内容中增加手机验证功能","开展新用户注册送礼活动","开展老会员积分换礼活动"]
建设工程项目的风险中，属于经济与管理风险的是（）。 ["组织结构模式","工作流程组织","现场与公用防火设施的可用性及其数量","施工机械操作人员的能力和经验"]
There are eight traditional functions of marketing：
（ 1 ）Buying： A marketer focuses on buyers’ needs and desires in order to decide what products to make available. Understanding buyers’ behavior is of great importance.
（ 2 ）Selling： Marketers usually view selling as a persuasive activity that is completed through promotion. Selling includes personal selling， advertising， and other selling methods. It is probably the function of marketing that we most often see in our daily life.
（ 3 ）Transporting： Transporting is physically moving the product from the seller to the buyer. Marketers focus on transporting costs and services.
（ 4 ）Storing： Like transporting， storing is an aspect of the physical distribution of products. Storing includes warehousing activities. Warehouses hold products for long periods sometimes in order to create time utility.
（ 5 ）Grading： Grading involves sorting products according to size and quality. This makes buying and selling easier because it reduces the need for inspection and sampling.
（ 6 ）Financing： For many products， such as automobiles， fridges， and new homes， the purchase is facilitated when the marketer provides credit that makes the purchasing of the product possible.
（ 7 ）Marketing research： Through research， marketers may find out the need for new products and services. By gathering information on a regular basis， they can better plan， carry out and control marketing activities.
（ 8 ）Risk taking： It involves bearing the uncertainties that are part of the marketing process. Most marketing decisions result in either success or failure that is associated with risk.Marketers ignore transporting costs and services.
简述生态环境质量评价。
五帝之所连，三王之所争，仁人之所忧，任士之所劳，尽此矣。伯夷辞之以为名，仲尼语之以为博，此其自多也，不似尔向之自多于水乎？庄子嘲讽伯夷、仲尼“自多”所依据的理念是什么？
