Q'What are some jobs that you think would be fun? Why?

​A: I think the voice actor is fun, because I don't have to show my face.

=> Corrected: The sentence is corrected grammatically. 

-특별한 거 없어.

Nothing special. (correct)

-난 수족관 갈 거거든.같이 갈래?

=> Your sentences have correct grammatical structure, but these have the correct usage/expression.

~I'm going to the aquarium. Will you join me?

-물론이지. 나도 정말 가고 싶.

~Sure, I really want to go there.​