-나는 수족관에 갈거야.

I will god to the aquarium. --> I'm going to the aquarium.​

=> Corrected : The sentence is corrected grammatically.

-와, 멋지다!

wow, wonderful! ✔

나도 수족관에 가고 싶다. 

I want to go to the aquarium. --> ​I want to go there, too. ​

=> Corrected : The sentence is corrected grammatically.

-너는 무엇을 할거니?

What will you do there? --> ​ --> What are going to do? ​

=> Corrected : The sentence is corrected grammatically.

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