영어경영지도사 1차 2교시(구) · 2017년04월08일 · 109/120
109.빈 칸에 들어갈 적절한 내용은?(정답률:알수없음)
1
the workability of mobile phones
2
the popularity of mobile phones
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the increase of mobile phone use
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the unique features of mobile phones
5
the possible danger of mobile phone use정답