6. A: before? (we, meet)
B: No, I don¡¯t think so. . (never, see)
A: Have we ever met before? (we, meet)
B: No, I don¡¯t think so. I have never seen you. (never, see)
A: ¿ì¸® Àü¿¡ ¸¸³­ ÀûÀÌ ÀÖ´ø°¡¿ä?
B: ±×·± °Í °°Áö ¾ÊÀºµ¥¿ä. Çѹøµµ ´ç½ÅÀ» º» ÀûÀÌ ¾ø°Åµç¿ä.