Employ the sequential musical format as a framework for your composition.
'Binary', 'Sectional: Verse/Chorus'  
X:1
L:1/8
Q:1/2=90
M:4/4
K:C
 C |[K:Bb] !fermata!ad B G2 g2 (fe)(dc) | B2 f2 (AB)(cA) | (dc)(BA) GABG | (AB)(AG) ^F2 D2 | 
 G2 g2 (fe)(dc) | B2 f2 ABcA | (dc)(ed) (cB)(cA) | B2 ^F2 G4 || g2 g2 ga b2 | (gf)(ed) (de) f2 | 
 c2 c2 (ed)(cB) | (AB)(AG) ^FGAF | (BA)(GF) (Ec)z(e/d/) | (ed)(cB) (Af)z(g/f/) | 
 (gf)(ga) (ba)(gf) | (=ef)(ga) ^f2 d2 | (ed)(cB) (Ad)(cB) | A4 G2 a2 | bagf (=eb)(ag) | 
 a2 ^f2 g4 |]  