The Northern hemisphere consists of about 90% of the earth's land area.
The Southern hemisphere consists of about 90% of sea.
North has winter.
South has summer.
un - masculine singular
una -feminine singular
unos - masculine plural
unas - feminine plural
UN lápiz - a pencil
UNAS tareas - some homework
UNOS borradores - some erasers
UNAS mochilas - some backpacks
UNOS libros - some books
UNA calculadora - a calculator
UNOS papeles - some papers
UN examen - a test
Many times we can find the right article by paying attention to the noun ending:
unAS tareAS
unOS librOS
<span>Nursing care in colostomy and ileostomy</span>