阅读答问。阅读下面的材料,然后根据材料内容回答问题。AnnielivedaloneinChicago.Oneday,shefelldowninherbedroomandbrokeherleg.SoshetriedtocallherfriendLisa.Butshedialed(拨打)awrongnumber.ThecallreachedTaylor,an18-year-oldgirl.ShewasacollegestudentandshelivedhundredsofmilesawayfromChicago.AtthattimeTaylorwasreadinginbed.Shethoughtitwassomebodyplayingajoke.Whenshewasgoingtohangupthephone,sheheardawomansaying“Help!Help!”FromitTaylorthoughtsomethingbadmusthavehappenedtothewoman.Aftershegotthewoman’snameandaddress,Taylorcalled911atonce.ThenshetriedtomakeAnniefeelcomfortable.ShespoketoAnnieonthephonetillthedoctorsarrivedatAnnie’shouse.AtlastAnniewastakentohospitalintime.AssoonasAnniefeltbetter,shewrotealettertoTaylortothankher.1.Whoansweredthetelephone?2.HowdidTaylorhelpAnnie?3.WhydidAnniewritethelettertoTaylor?___________4.把划线部分句子翻译成中文。______________________________________________________5.把划线部分的“arrivedat”替换成同义词___________________