2. 外语
  3. With the recent rapid advances in information technologies,【B1】______ researchers at every level and in every【B2】______ have dev

With the recent rapid advances in information technologies,【B1】______ researchers at every level and in every【B2】______ have dev

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问题     With the recent rapid advances in information technologies,【B1】______ researchers at every level and in every【B2】______ have developed new methods, tools, and【B3】______ for instruction. As the Internet, e-mail and multimedia have already become parts of most college students lives nowadays;【B4】______ these new information tech nologies to engineering and science instruction is a great【B5】______ for teachers and researchers. Although the effectiveness and【B6】______ of new information technologies on education are not yet well【B7】______ and documented the promises and【B8】______ they hold for improving education are exciting For example,【B9】______ Students at home and in  work places can have access to learning material at any time.【B10】______ . Students can work on learning materials at their own pace and discuss them with other people when they have questions. In other words,【B11】______  
【B11】
选项
答案they can learn individually but not alone; they are physically separated but study together through computer networks．
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