。
She worked from morning till night.
Literal
She [topic-は] morning [from-から] evening [until-まで] worked.
朝から晩まで ('from morning to evening') is a common set expression emphasizing the full extent of the workday. ~から~まで is the standard pattern for expressing a range: from X to Y. 晩 ('evening/night') is more casual than 夜.