1?assurance?audit?1.assurance?;;;2.audit?;;()?1.assurance?,,?,about, of?,?that,?
2They?had?given?an?absolute?assurance?that?it?would?be?kept?secret.
3?2.audit?,,?,?
4The?Audit?Commission?said?that?the?ministry?was?in?the?clear.?
51.assurance
6?2.audit