The translation of each phrase is described below:
The (male) teacher - El profesor
A (male) teacher - Un profesor
The class - La clase
A class - Una clase
The school - La escuela
A school - Una escuela
Articles are particles that precedes a substantive and whose nature depends on the number and if substantive is proper or common. There are definite and indefinite articles:
Definite articles
Indefinite articles
Finally, we present the translation of each case:
The (male) teacher - El profesor
A (male) teacher - Un profesor
The class - La clase
A class - Una clase
The school - La escuela
A school - Una escuela
We kindly invite to check this question on articles in Spanish: https://brainly.com/question/6782762