Which functionality is required within an IP router that is situated at the boundary of an IPv4 network and an IPv6 network to allow communication between IPv6- only and IPv4 - only nodes?（） [" Autoconfiguration"," Automatic 6to4 Tunnel"," Automatic 6to4 Relay"," Network Address Translator - Protocol Translator (NAT - PT)"," Intrasite Automatic T unnel Address Protocol (ISATAP)"]
日本比（）国家更加威胁美国的安全。 ["英国","苏联","德国","法国"]
下列属于建设项目造价审计主体的是（） ["政府审计机关","建设单位主管部门","社会审计组织","建设单位内部审计结构","建设监理单位"]
在特殊时期或者紧急状况下，拒不执行党组织决定的，给予（）处分。 ["严重警告","撤销党内职务","留党察看","开除党籍"]
与胎心音相一致的音响是：（） ["脐带杂音","子宫杂音","胎盘杂音","胎动音","肠蠕动音"]
学习美学应注意哪些问题？
