It true because you can say voy a ir or voy a donde, so yes is true
The answer to this question is esta
The answer is vivo. Because it is talking about yourself and it doesn't say yo but it is implied.
Espero haberte ayudado!
The answer is C. It is past tense and the correct way of practiced
¿Puedo ir a estudiar a la biblioteca? When there are two verbs in succession, only the first should be conjugated. Puedo is first person singular present, so that is the correct answer.