Best movies that are oscar winners in music (scoring of music--adaptation or treatment) category

Actors : Audrey Hepburn, Stanley Holloway, Rex Harrison, Wilfrid Hyde-White,
Directors : George Cukor,

A misogynistic and snobbish phonetics professor agrees to a wager that he can take a flower girl and make her presentable in high society.

Actors : Julie Andrews, Richard Haydn, Eleanor Parker, Christopher Plummer,
Directors : Robert Wise,

A woman leaves an Austrian convent to become a governess to the children of a Naval officer widower.

Actors : Vanessa Redgrave, Richard Harris, Franco Nero, David Hemmings,
Directors : Joshua Logan,

The story of the marriage of England's King Arthur to Guinevere. The plot of illegitimate Mordred to gain the throne and Guinevere's growing attachment to Sir Lancelot, threaten to topple Arthur and destroy his "round table" of knights.

Actors : Lou Jacobi, Shirley MacLaine, Bruce Yarnell, Jack Lemmon,
Directors : Billy Wilder,

In Paris, a former policeman falls in love with a prostitute, and tries to get her out of that life by paying for all of her time.

Actors : Zero Mostel, Michael Crawford, Phil Silvers, Buster Keaton,
Directors : Richard Lester,

A wily slave must unite a virgin courtesan and his young smitten master to earn his freedom.