2. 外语
  3. Books haven’t changed much since Johann Guttenburg invented the printing press in the fifteenth century. The methods for produci

Books haven’t changed much since Johann Guttenburg invented the printing press in the fifteenth century. The methods for produci

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问题     Books haven’t changed much since Johann Guttenburg invented the printing press in the fifteenth century. The methods for producing books are, of course, far more sophisticated, but in the end, a book remains a sequential, static【B1】______. This type of organization is made-to-order for novels, in which a story is read from page one to the end. The printed page, however, has its【B2】______for just about any book or document that contains an index, including all varieties of reference books, encyclopedias, "how to" books,【B3】______, and textbooks.
    Over the next few years, the printed pages of college textbooks will begin their【B4】______to a technology-based presentation. Nobody knows for sure what the textbook of the future will look like. Most【B5】______and publishers agree, however, that change is just over the【B6】______. Perhaps it is time to【B7】______ on what that technology will look like and what it will bring to the classroom—or possibly the home, the office, the student union, the car...
    The interactive book, or i-book will offer many【B8】______over traditional books. Static figures will come alive with animation. Motion video will be available to demonstrate, elaborate, or clarify.【B9】______. The i-book will help readers identify and overcome gaps in understanding. Readers will be able to click on or touch "active words" to display related material. When linked to the Internet,【B10】______. Margin notes can be written or spoken.【B11】______.
【B7】
选项
答案speculate
解析 空前的it is time to提示所填词为动词原形，并且和on搭配使用。on后面的宾语“科技是什么样子并且会给课堂教学带来什么……”这些问题应该是我们开始考虑的问题。所填词可能表示“思考，想象”的含义。speculate意为“思考”，speculate on／upon／about sth．，此外该词还有“推断”之意。名词形式为speculation是“思考，判断”的意思；形容词形式为speculative是“思索的，推测的”的意思。
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