Soy de América
In America, you can say "Hola," as it is a common Spanish greeting used in many regions where Spanish is spoken, particularly in areas with large Hispanic populations.
sur America
América Latina
You could say "El latido del corazón de America".
Soy de América.
It is a place so it would be spelled New Guinea. For example; in spanish for America they say America or Americas.
You say "Hola" (o-la)
Centro y Suramérica /Sudamérica
I have done a Spanish version of God Bless America(I am looking for it in my files). In order to keep the melody and rhythm intact, the opening line would be:" Dios, Salve America".
Mate, Machaque (España) Clavada (America Latina)
La américa central or Centroamérica
hola! los pueblos de América