How can I say this sentence in Korean?
1.I know what white day is now.
2. We met 2days after Valentine's Day. Sorry...since we didn't meet before Valentine's Day, I couldn't give any chocolates to you.
3. What will you do on this white day? What will you give me?
4. Give me your address in Korean and English. Also phone number

Question

How can I say this sentence in Korean?
1.I know what white day is now. 
2. We met 2days after Valentine's Day. Sorry...since we didn't meet before Valentine's Day, I couldn't give any chocolates to you. 
3. What will you do on this white day? What will you give me? 
4. Give me your address in Korean and English. Also phone number

Answer

1.I know what white day is now. 
=>  (난) 이제 화이트데이가 뭔지 알아.

2. We met 2 days after Valentine's Day. Sorry...since we didn't meet before Valentine's Day, I couldn't give any chocolates to you. 
=> 우린 발렌타인데이 이틀 후에 만났어.  발렌타인데이 전에 만나질 못해서 미안하게도 (너한테/자기한테) 쵸콜릿을 줄 수 없었어.

3. What will you do on this white day? What will you give me? 
=> 이번 화이트데이에 뭐 할거야?  나한테 뭐 줄거야?

4. Give me your address in Korean and English. Also phone number
=> (내게) 한글과 영어로 된 주소를 줘. 그리고 전화 번호도.