Помогите!не могу сделать, если кто то знает именно с этим заданием, можно скинуть

2. I want to go to the party which will be at pur school during the holidays.
3. I want to see the film which you saw last week.
4.  Have you read the advertisement which invites you to take part in the language competition
5. Do you know the student which has won the first proze in the competition
6. Do you know people who can speak more than four languages