This article is part of an extensive study in cantata genre as a part of musical heritage from the Republic of Moldova. The author of this article proposes the comprehensive musical analysis of one of the important musical works from the 1960s in musical composition from the Republic of Moldova –„Bună dimineaţa!” (“Good Morning!”) poem-cantata by Valery Polyakov, considered to be reasonably representative of some tendencies as well as of certain values in the field of Moldovan choir music of that time. In this musical work of mixed choral genre of poem-cantata is reveal some romantic images of its poetry which receive adequate musical expression in the score. This article examines the relationship between the romantic poetry by Emil Loteanu and the musical means used by Valery Polyakov. According to the author’s conception, “poeticalness” and some poetic peculiarities of the text have had a significant influence on the musical composition of the work. In his musical set of the poetry, the composer follows the movement of emotions and mood nuances. That is why the one-part form of the poem-cantata “Good Morning!”, flexibly following the text, appears as a change of contrasting sections united by refrain. The principle of the contrast of sections of the whole is ensured by changing textural and timbre register solutions, flexible dynamics and tonal harmonic movement.