How to say in Korean?
"I am going to Korea in the fall semester as an exchange student. "
"I will be there for 4 months"
"I hope I can learn a lot of Korean while I'm there"
thank you very much :)

Question

How to say in Korean?
"I am going to Korea in the fall semester as an exchange student. " 
"I will be there for 4 months"
"I hope I can learn a lot of Korean while I'm there"
thank you very much :)

Answer

"I am going to Korea in the fall semester as an exchange student. " - 저는 가을에 교환 학생으로 한국에 갈 거예요.
"I will be there for 4 months" - 저는 4 개월 동안 그곳에 머물 거예요.
"I hope I can learn a lot of Korean while I'm there" - 제가 한국에 머무는 동안 한국어를 많이 배울 수  있었으면 좋겠어요.