Read it through once

Cathy, catching a glimpse of her friend in his concealment, flew to embrace him; she bestowed seven or eight kisses on his cheek within the second, and then stopped, and drawing back, burst into a laugh, exclaiming, “Why, how very black and cross you look! and how—how funny and grim! But that’s because I’m used to Edgar and Isabella Linton. Well, Heathcliff, have you forgotten me?”