法律规则是法律的基本构成因素。下列关于法律规则分类的表述哪一项可以成立？ A．《律师

中国面临的环境污染类型包括：水环境污染、大气污染、（）、噪音污染；

Thapelo is a computer technician. He has worked for several years at a leading IT firm and now wishes to go into business for himself, offering IT solutions to businesses.Initially, Thapelo intended to go into the business as a single entrepreneur. However, he anticipates that his brother Kago will join him in the business when he completes his schooling in a year’s time. As Kago will have no money to buy into the business, Thapelo is interested in a corporate form that will allow Kago to borrow money from the business entity for the purpose of acquiring an interest in it. Thapelo also wishes that the business entity should be one capable of continuing in existence in the event that either he or Kago leave it.Thapelo is also concerned that he shall not be able to meet the rigorous statutory management and accounting requirements facing a business entity subsequent to incorporation. Since he will eventually be in business with his sibling, Thapelo would prefer an informal arrangement that will allow him and Kago to spend more time working and building the business and less time in management meetings. Thapelo comes to you for advice on the best corporate form for his enterprise.Required:

(b) Explain the advantages and disadvantages of the proposed corporate form in comparison to other incorporated entities. (4 marks)

政府无偿的单方面资金支付没有得到相应的商品和服务是（）

A.挖潜改造支出

B.国防支出

C.购买性支出

D.转移性支出

CFG桩桩体有效直径应（）设计值。

局域网中，连接计算机与网线之间的设备是（）

A.路由器

B.交换机

C.中继器

D.网卡