Answer: The space should be filled with "grande".
Explanation: This statement can be translated to;
Carolina: The Prado Museum is one of the biggest in Spain.
Diego: Incredible! This means that it has many artworks and paintings.
it is nueve y cuarenta y cinco i believe
Answer:
The "personal a" is not necessary in that sentence. If you say: "No recuerdo tu nombre" it means "I don't remember your name". If you say "No recuerdo a tu nombre" it is not grammatically correct.
Given that including the "personal a" is grammatically incorrect, then the personal "a" is not necessary.
Answer:
Every morning Carlos and his brother goes to school while his parents go to work. Their mom works in an office and dad works at the school as a teacher. After school Carlos goes to the gym and he goes swimming. Not only does he like swimming but also playing basketball. He also studies a lot at the library.