1. A: Do they know him?
B: Yes, know , but doesn't know .
A: Do they know him?
B: Yes, they know him, but he doesn't know them.
A: ±×µéÀÌ ±×¸¦ ¾Ë¾Æ?
B: ÀÀ, ±×µéÀº ±×¸¦ ¾ËÁö¸¸ ±×´Â ±×µéÀ» ¸ô¶ó.