用when或while填空whatwashappening___Rosewasonthetelephonelimeiwassleeping___.therewasaloudknockonthedooryesterdaymoringthephonerangtheretimes__wewerehavingbreakfast___youcalled,iwastalking

　　用when或while填空

　　whatwashappening___Rosewasonthetelephone

　　limeiwassleeping___.therewasaloudknockonthedoor

　　yesterdaymoringthephonerangtheretimes__wewerehavingbreakfast

　　___youcalled,iwastalkingawalkinthegarden

　　mymotherwasreading___mysisterswerelisteningtothemusic