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A．He walked so far that he was exhausted.B．He was wearing shorts on his long walk.C．He
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研讨式教学是教师选用专业实践中常见的、具有一定难度的典型案例，组织学生进行分析和讨论，提出解决问题意见的教学方法。()
社会主义现代化建设不但需要高级科学技术专家，而且迫切需要大量素质良好的中、初级技术人员、管理人员、技工和其他城乡劳动者，所以必须大力发展高等教育。()
A．At a railway station.B．At a bus center.C．In the countryside.D．In a coastal town.
Comparisons were drawn between the development of television in the 20th century and the diffusion of printing in the 15th and 16th centuries. Yet much had happened【B1】. As was discussed before, it was not【B2】the 19th century that the newspaper became the dominant pre electronic【B3】, following in the wake of the pamphlet and the book and in the【B4】of the periodical. It was during the same time that the communications revolution【B5】up, beginning with transport, the railway, and leading【B6】through the telegraph, the telephone, radio, and motion pictures【B7】the 20th-century world of the motorcar and the airplane. Not everyone sees that process in【B8】.It is important to do so.
It is generally recognized,【B9】, that the introduction of the computer in the early 20th century,【B0】by the invention of the integrated circuit during the 1960s, radically changed the process,【B11】its impact on the media was not immediately【B12】. As time went by, computers became smaller and more powerful, and they became "personal" too, as well as【B13】, with display becoming sharper and storage【B14】increasing. They were thought of, like people,【B15】generations, with the distance between generations much【B16】.
It was within the computer age that the term "information society" began to be widely used to describe the【B17】within which we now live. The communications revolution has【B18】both work and leisure and how we think and feel both about place and time, but there have been【B19】views about its economic, political, social and cultural implications. "Benefits" have been weighed【B20】"harmful" outcomes. And generalizations have proved difficult.
【B1】
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