Answer:
for a paragraph using the coordinated juztaposed sentences
The third one is correct: ¿Es usted de Ecuador?
The correct verb that uses ser or estar for <span>El maestro</span> is:
"el es el maestro"
in translation that means:
"He is the teacher"
Tengo So it would be yo tengo 40 ańos i have 40 years because u r talking about yourself so it would be tengo