2. A: to go to school?
B: 30 minutes to go to school.
A: How long does it take him to go to school?
B: It takes him 30 minutes to go to school.
A: ±×°¡ Çб³ °¡´Âµ¥ ¾ó¸¶³ª °É·Á?
B: 30ºÐ °É·Á.