You are the network administrator for Tailspin Toys. The company has a main office and two branch offices. The network in the main office contains 10 servers and 100 client computers. Each branch office contains 5 servers and 50 client computers. Each branch office is connected to the main office by a direct T1 line. The network design requires that company IP addresses must be assigned from a single classful private IP address range. The network is assigned a class C private IP address range to allocate IP addresses for servers and client computers. Tailspin Toys acquires a company named Wingtip Toys. The acquisition will increase the number of servers to 20 and the number of client computers to 200 in the main office. The acquisition is expected to increase the number of servers to 20 and the number of client computers to 200 in the branch offices. The acquisition will also add 10 more branch offices. After the acquisition， all branch offices will be the same size. Each branch office will be connected to the main office by a direct T1 line. The new company will follow the Tailspin Toys network design requirements. You need to plan the IP addressing for the new company. You need to comply with the network design requirement. What should you do？ （） Assign the main office and each branch office a new class A private IP address range.。 Assign the main office and each branch office a new class B private IP address range.。 Assign the main office and each branch office a subnet from a new class B private IP address range.。 Assign the main office and each branch office a subnet from the current class C private IP address range.。
构成实际全损的情况有（）。 保险标的物全部灭失。 保险标的物完全变质。 保险标的物不可能归还保险人。 施救费用和救助费用超过保险价值。
根据刺入口的形态推断致伤物的横断面
发展观光农业对生态环境保护与建设的意义有哪些？
何为对因治疗和对症治疗？如何理解二者间辨证关系？
下列各项中属于承接政府购买服务的主体有（）。
