【判断题】PPP协议作为一种数据链路层协议,能够单独完成数据通信
【单选题】The 1990s were all about downsizing, the practice of laying off large numbers of staff in the search for efficiency and profitability. More than 17 million workers were laid off between 1988 and 1995,...
A.
just cutting down to size
B.
producing smaller models or styles
C.
cutting jobs and positions for higher performance and profits
D.
cutting down on incentive programs
【多选题】PPP协议的特点是什么()。
A.
PPP协议与其他链路层协议不同,既支持同步链路又支持异步链路,而如X25、framerelay等数据链路层协议只对同步链路提供支持
B.
具有各种NCP协议,如IPCP,IPXCP更好地支持了网络层协议
C.
具有验证协议CHAP、PAP,更好了保证了网络的安全性
【判断题】PPP协议作为一种数据链路层协议,能够单独完成数据通信
【单选题】The numbers of deer have fluctuated markedly since the entry of Europeans into Puget Sound country. The early explorers and settlers told of abundant deer in the early 1800s and yet almost in the same...
【判断题】为了防止肉鸡生病,生长后期的饲料中可以添加多种药物。
【简答题】The economic boom of South Africa in the early 1960s attracted considerable numbers of from Europe. (emigrate)
【单选题】The estimates of the numbers of home-schooled children vary widely. The U. S. Department of Education estimates there are 250,000 to 350,000 home-schooled children in the country. Home school advocate...
A.
Home schoolers engage private teachers to provide additional education for their children.
B.
Home schoolers don't go to school but are educated at home by their parents.
C.
Home schoolers educate their children at home instead of sending them to school.
D.
Home schoolers advocate combining public education with home schooling.
【多选题】如何判断一部作品是不是具备真、善、美的价值?( )
A.
要通过实践看它对社会关系是否作了切近而深刻的反映。
B.
要看它是否合乎人性的情感化心理体验区表现现实的内容。
C.
看它是否以纯洁高尚的境界来净化和塑造读者的灵魂。
D.
看它是否真正体现了文学在艺术技巧上的创造、虚构想象上的开拓、情感体验上的推进。
E.
看它是否是历史进程的参与者,看它是否具有一定的批判意识、前瞻意识和反思能力。