1. a)"the astonished Miss Jemima", "which had before worn an almost living look of hatred, assumed a smile that perhaps was scarcely more agreeable", "Miss Sedley was almost as flurried at the act of defiance as Miss Jemima had been""How could you do so, Rebecca?"
b)Nervous and annoyed
2. a)"the impressions of six years are not got over in that space of time" and ""Why, do you think Miss Pinkerton will come out and order me back to the black-hole?" and "I hate the whole house" and "For two years I have only had insults and outrage from her"
b)She's very astonished and surprised: "Hush!" and "O Rebecca, Rebecca, for shame!"
c)Rebecca: revengeful, passionate, impulsive
Amelia: simple, conformist, passive
3. a)The narrator appears to be a voice outside the story.
b)1. It is an instance about how some people's memories haunt their days forever.
2. It is mostly an unfavorable comment of Amelia's behaviour.
c)It's ironic because in that period a small act of rebellion was dangerous.
d)He's quite freee to judge.