Construct a melodic work according to the preset musical scheme and style requirements.
'Binary', 'Sectional: Verse/Chorus'  
X:1
L:1/8
M:4/4
K:D
|: D2 G2 GA B2 | c2 d2 dc BA | G2 c2 cc B2 |1 BB AB AG _GE :|2 BB AG _G2 =G2 |: g2 gg g2 gg | 
 gf e2 d3 z | a2 aa a3 a | b c'b a2 g2 z | g2 bg f2 af | e2 ge d2 :|  