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雷达卡
Unit 11
Language Points
1. part of vs. a part of
part of 指某人或谋事物是一个整体不可分割一部分，即强调整体性． There is but one China and Taiwan is part of China. we are all part of one big family. a part of 不强调整体性，只说明是组成整体一小部分或一部分． A leg is a part of a body. This books look like a part of the broken glass.
２．on the radio=over the radio=by radio
I heard the news on the radio.
3. musical adj. (1)of or for music 音乐（定）； musical instrument, musical talent, a musical film, a musical socie ...
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