2. 外语
  3. The【B1】______of closed-circuit television and other new electronic teaching tools is so great that it is【B2】______to visualize "

The【B1】______of closed-circuit television and other new electronic teaching tools is so great that it is【B2】______to visualize "

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问题     The【B1】______of closed-circuit television and other new electronic teaching tools is so great that it is【B2】______to visualize "the school of tomorrow."
    Televised lessons will【B3】______from a central building having perhaps four or five master【B4】______. The lessons will be carried into classrooms all over a city, or even an entire country.
    After a televised lesson has beer] given, the classroom teacher will take over for the all-important "follow-up" period. The students will ask any【B5】______. questions, and difficult points will be【B6】______up through discussion.
    The teacher in the classroom will have【B7】______electronic tools. On the teacher’s desk, the【B8】______bright red apple will have been replaced by a multiple-control panel and magnetic tape players.【B9】______. The lessons will be specifically  changed to the students’ levels of ability. For instance, while the class as a whole studies history,【B10】______【B11】______In this way, the teacher will be able to conduct three classes at the same time
【B9】
选项
答案The tape machines will run pre-recorded lessons which pupils will follow by headphones
解析 前文已提到tape players，该句便进一步讲其在课堂上的使用情况。考生对之已有经历，如对pre-recorded lessons(预先录好的课程)和headphones (耳机)并不陌生。该句可用自己的话写成：“The tape players will play pre-recorded lessons which students follow using headphones．”。
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大学英语四级

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