помогите сделать номер 4

Заполните пропуски соответствующими предлогами, если это необходимо:
а)All the students take part __ the readers' conference.
b)Good-bye and good luck __ you.
c)__ 11 p.m. I usually go __ bed.

Ask questions in response to these :
пример : Susan is listening to musik.-What is Susan listening to ?
1) Timothy is going to school by bus.---How...................................?
2) My parents are discussing the TV programme.---What.....................?
3) Our teacher is telling us a funny story.Who......................?
4) Tom and Jerry are flying to Britain.Where..................?
помогите пожалуйста как можно быстрей.