2. 外语
  3. Rabbit ear antennas are old fashioned but are still in use. Emerson developed a technique that greatly improved the antenna’s _

Rabbit ear antennas are old fashioned but are still in use. Emerson developed a technique that greatly improved the antenna’s _

admin2009-09-12  56
问题 Rabbit ear antennas are old fashioned but are still in use.
Emerson developed a technique that greatly improved the antenna’s ______ so that you can tune the antenna by simply moving the cable.
选项
答案reception power
解析 参见文章第七段第三、四句：they developed a technique that．．．enhances．．． reception power and．．．注意题干中improve和原文enhance同义词之间的调换。
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大学英语四级

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