4.
A: Do you know where he went for his vacation?
B: No,
.
A: Do you know where he went for his vacation?
B: No,
I
don't
know
where
he
went
for
his
vacation
.
A: ±×°¡ ÈÞ°¡¸¦ ¾îµð·Î °¬´ÂÁö¸¦ ¾Æ¼¼¿ä?
B: ¾Æ´Ï¿À, ³ ±×°¡ ÈÞ°¡¸¦ ¾îµð·Î °¬´ÂÁö ¸ô¶ó¿ä.