1. why is the answer sentence being phrased as 'the idea attracted me' when the sentence given is I was attracted to the idea?
2. it a esquiar a Europa. why does it uses 'a' instead of 'en'?
3. en Argentina se pueden practica... why is this se pueden in plural and not se puede in singular?
3. drop by is given as dejarse caer por.. can we still use pasar por?
