Build your composition by using the subsequent musical layout as a reference.
'Binary', 'Sectional: Verse/Chorus'  
X:1
L:1/8
M:2/4
K:G
"^I" G/A/ | BGG A/B/ | cAA A/c/ | BB AA | GDD G/A/ | BGG A/B/ | cAA A/c/ | BB AA | G2 z |:"^II" z | 
 d/d/d ef | gg d2 | d/e/d cA | d/e/d BG | d/d/d ef | gg d2 | d/e/d cA | G2 z :|  