2. 外语
  3. In today’s America, more and more educators have realized that computer ability is【B1】______necessary for college students. Many

In today’s America, more and more educators have realized that computer ability is【B1】______necessary for college students. Many

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问题     In today’s America, more and more educators have realized that computer ability is【B1】______necessary for college students. Many even argue that each incoming【B2】______should have his or her own computer. What【B3】______do computers offer the college students?
    Some students will say that one【B4】______reason for using a computer is to write papers. Although not all students feel comfortable typing a word and deleting it just by pressing a few keys, computers are really【B5】______for us. Furthermore, since the revision process is less of a burden, some students are more likely to【B6】______as much as possible. For these reasons, many freshman English courses in the USA【B7】______students to use computer to do homework.
    Science students take advantage of computers in many ways. Using computer graphic capabilities, for example, medical students can learn to【B8】______computerized images of internal body structures. And【B9】______. Similarly, business and accounting students find that computer spreadsheet programs are necessary for many aspects of their work, while【B10】______. Education majors learn to develop grading systems by using computers, and social science students use computers for analyzing and displaying their research results.【B11】______.
【B5】
选项
答案deleting
解析 deleting意为“删除”。根据下句中的revision一词可知，S30要求动词的现在分词形式来描述这一过程，与其前的typing a word构成相对照的两个动作。计算机键盘上有delete键，所以S30应为deleting。做题时应注意上下文的语义联系及词语和语境的共现。
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