Как сделать предложения вопросительными mr wooding invited a group of russian students to london a group of up to 22 people can go to london mr wooding didn't write about the time of the visit the russian students will stay with english families the russian students won't be responsible for the social programme

Did Mr Wooding invite a group of Russian students to London?
Can a group of up to 22 people  go to London?
Did Mr Wooding  write about the time of the visit?
Will the Russian students stay with English families?
Will the Russian students be responsible for the social programme?