题目内容

下列关于红皮书安全准则的叙述,错误的是( )。

A. 红皮书安全准则定义了4个级别:A、B、C、D
B. A1级是最高安全级,表明系统提供了最全面的安全,又称为验证设计(Verified Desig
C. B3级又称安全域(Security Domai,要求用户工作站或终端通过可信任途径连接到网络系统
D. C2级又称选择性安全保护(Discretionary Security Protectio系统,它描述了一种典型的用在UNIX 系统上的安全级别

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在国家垄断资本主义条件下,国家对经济生产进行干预和调节,其实质是:

A. 促进资本主义稳定增长
B. 消除经济危机的爆发
C. 加强垄断资本对广大劳动人民的剥削
D. 维护垄断资产阶级的整体利益和长远利益

Not content with its doubtful claim to produce cheap food for our own population , the factory fanning industry also argues that "hungry nations are benefiting from advances made by the poultry (家禽) industry". In fact, rather than helping the fight against malnutrition (营养不良) in "hungry nations’, the spread of factory fanning has, inevitably aggravated the problem.Large-scale intensive meat and poultry production is a waste of food resources. This is because more protein has to be fed to animals in the form of vegetable matter than can ever be recovered in the form of meat. Much of the food value is lost in the animal’s process of digestion and cell replacement. Neither, in the case of chicken, can one eat feathers, blood, feet or head. In all, only about 44% of the live animal fits to be eaten as meat.This means one has to feed approximately 9 - 10 times as much food value to the animal than one can consume from the carcass. As a system for feeding the hungry, the effects can prove disastrous. At times of crisis, grain is the food of life .Nevertheless, the huge increase in poultry production throughout Asia and Africa continues. Normally British or US firms are involved. For instance, an American based multinational company hag this year announced its involvement in projects in several African countries. Britain’s largest suppliers of chickens, Ross Breeders, are also involved in projects all over the world.Because such trade is good for exports, Western governments encourge it. In 1979, a firm in Bangladesh called Phoenix Poultry received a grant to set up a unit of 6,000 chickens and 18,000 laying hens. This almost doubled the number of poultry kept in the country all at once.But Bangladesh lacks capital, energy and food and has large numbers of unemployed. Such chicken-raising demands capital for building and machinery, extensive use of energy resources for automation, and involves feeding chickens with potential famine-relief protein food. At present, one of Bangladesh’s main imports is food grains, be- cause the country is unable to grow enough food to feed its population. On what then can they possibly feed the chicken What the last paragraph tells us is the author's ()

A. detailed analysis of the ways of raising poultry in Bangladesh
B. great appreciation of the development of poultry industry in Bangladesh
C. critical view on the development of the poultry industry in Bangladesh
D. practical suggestion for the improvement of the poultry industry in Bangladesh

社会主义精神文明建设的目标是:

A. 在全社会形成共同的理想和精神支柱
B. 引导人们树立正确的三观(世界观、人生观、价值观)
C. 培育有理想、有首先、有文化、有纪律的公民
D. 形成面向现代化、面向世界、面向未来的,民族的、科学的、大众的文化

On New Year's Eve, New York City holds an outdoor () attracts a crowd of a million or more people.

A. incident
B. event
C. case
D. affair

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