Spanish language Q&A Forum

Just a suggestion, I was wondering if we could potentially include like a flashcard series equivalent where we can test new vocab we come into throughout kwiziq. So that we have the ability to review it after not coming across it for some time. 

I wrote a sentence using this format for a Baselang class and my teacher (from Venezuela) said it didn’t sound right except in the context of a list of excuses. 

Quien ama la naturaleza sabe vivir en un entorno humano.

I´m wondering how do you know when to use "conocí" or "conocía"?

isn't this first answer supposed to be "he gustado", since it is first person singular?  And isn't the second answer supposed to be he interesado for the same reason?

Hola! Necesito un poco de ayuda con una frase. No entiendo porque en esta frases ''A continuación, agregue tomates triturados, alcaparras, aceitunas, una hoja de laurel y el bacalao desmenuzado a la sartén'' decimos ''a la sartén'' en lugar de ''en la sartén''. Gracias! :-)

When do I use imperfect or preterito with past progressive

Why is there a ‘por’ after pagar in the first example and not in the second?                           

No voy a aceptar que pagues por todo.

Sometimes I hear, for instance, “I am dancing”, as estoy bailando.  Other times I hear, bailo.  I’ve had both marked incorrect in different instances.  So what is normally spoken?  It is confusing.

Is there any problem with adding "se" to the verb "reír" here?