经济统计的总体性要求它必须对所有社会经济现象都进行全面的统计。()

未分类题The refusal to broadcast 'Saving Private Ryan' by several TV stations shows thatA．the movie features lots of swearing.B．media firms have intensified censoring.C．media firms were afraid of huge fines.D．the film was defined as indecent.

未分类题What strategy has the media industry adopted to defend itself?A．Creating bitter quarrels between Republican's two wings.B．Protesting the government's power over censorship.C．Allying with such groups as the American Conservative Union.D．Arguing that the material is actually under the control of parents.

判断题重复抽样是指从总体中抽取一个元素后，把这个元素放回到总体中再抽取第二个元素，直到抽取n个元素为止。()

未分类题Why did the market fail to work its usual magic on human kidneys?A．The theory of demand and supply is not applicable here.B．Supply did not respond to high prices or meet fast growing demand.C．Supply of human kidneys depends on charity rather than market.D．Human kidneys are not such ordinary goods as shoes, clothes, etc.

未分类题According to Paragraph 4, which of the following is true about the debris?A．The white blood cells are ready to get rid of it all the time.B．It is the product of red blood cells during blood storage.C．It could help sports cheats avoid detection.D．It is fragments of cell membranes.