Help please
Homework

I did my homework yesterday
not to be noisy
Had seen Maggy that night
I was at the cinema yesterday
Had to stay in bed until the following Tuesday

A- betty, b - sam, c - ron a: hey there. how are you? b: hello betty. we're fine, and you? c: yeah! we are. a: i'm too. so, friends, did you hear about sarah's halloween party? c: yes, we did.  b: will you go there? a: i think yes because i've already promised sarah that i'm be. c: then we will go too!   a: it's really nice! b: have you already chosen your costum? c: yeah! i want to be a peach! a: it's weird but i think it will be fantastic! okey, sam did you choose your party's costum? b: not yet but what do you think about vampire? c: it's old school. you should be mr.death a: everyone wears like that. you should be a fish. c: hey friends. let's be fruits! i' ll a peach. sam will for example a banana. and betty for example orange. b: i agree to be banana. betty, are you with us? a: yeah! i am. come on guys! we have to buy our costums right !