The correct answer:
Yo tengo 15 años.
1) El martes no va a llover tampoco
2) Alguien puede ayudarte?
I'm spanish native.
Glad to help you.
3) Constructivist theories have in common the fact of: Select an alternative: a) Build knowledge through teacher-student interaction. b) Propose that the student participates actively in the learning process, considering the mistake as a springboard for this process. c) Construct concepts for the student, so that he acquires knowledge transmitted by the teacher. d) Elaborate cognitive schemes that allow the knowledge to be built by the student. e) Organize knowledge through mechanisms of assimilation and accommodation.
5 is true 6 is also true
Estar is to be. But estar can be estoy, estas, esta, estamos, and estan. You can ask “Como estas” which is “how are you”
Estar is also used to express a person or item's geographic or physical location.