- 問題詳情:Itiscommonthatmoreandmorehighschoolstudentsopen___51___(them)ownmicroblogsontheInternet.Foronething,itcanprovideacolorfulplatformtoshowtheirtalent.Foranother,itisausefulway___52___(reduce)theirpressure.Andallthesemakeitmoreandmorepopular___53...
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