ConstantlyListeningtopopularmusicwiththeirearphoneson 國語站 題庫 1.81W 大中小設定文字大小 問題詳情:Constantly Listening to popular music with their earphones on _____ caused hearing loss in some teenagers. A. is B. are C. has D. have【回答】C知識點:一般現在時及其被動式題型:選擇題 TAG標籤:#