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  • A:IheardthatthepollutioninthiscityisseriousB:
    發表於:2021-02-15
    問題詳情:A:IheardthatthepollutioninthiscityisseriousB:__1___A:Whatkindofpollutionisit?B:___2__A:Whydoyouthinktheairpollutionissodirty?B:__3__A:__4__B:Manybirdscan’tlivehe...