The first two paragraphs mainly show that printed books______.
A．can be published in a large amount
B．are identical in each copy of one version
C．go through careful editing before publication
D．are carriers of imperishable texts

未分类题To which of the following would Elizabeth Eisenstein most probably agree?A．Printing fixedness contributes greatly to the preservation of knowledge.B．Writers' desire for eloquence made typographical fixity possible.C．Standardization gave rise to textual fixity of documents.D．Impact of Gutenberg's invention is more technical than cultural.

未分类题The rule'(Line 3, Para. 2)refers to the statement that______.A．geniuses in theoretical sciences will continue to emergeB．the creation of new disciplines will be extremely difficultC．teamwork is becoming the driving force for scientific advanceD．geniuses in science are regarded as heroes of our society

未分类题The separation of economics from the working economy______.A．has improved the image of government in the eyes of business leadersB．has motivated a closer relationship between businessmen and governmentC．has bridged the gap between economists and governmentD．has facilitated government's replacement for economists in providing economic guidance

未分类题We can learn from Paragraph 3 that economics today highlights______.A．the pure study of the practice of using resources to the best effectB．its practical insights into the real-world economyC．the rational distribution of economic resources in the marketplaceD．the management ability development of businessmen

未分类题According to Paragraphs 2 and 3, Glaeser most probably agrees______.A．concentrated populations hinder the development of citiesB．city pollution is posing a threat to surrounding suburbsC．suburbs develop at the expenses of environmentD．environmentalists are wrong in opposing building in temperate areas