Помогите пожалуйста Change the sentences into Passive Voice. 1)He had received this letter when Tom came home. 2)We always sp

Помогите пожалуйста Change the sentences into Passive Voice. 1)He had received this letter when Tom came home. 2)We always speak about my brother when we meet together. 3)They will perform this play next week. 4)They have already finished this translation. 5)My sister brought the new flat last week. 6)They are discussing this scientific article now. 7)I shall have returned all these books to the library tomorrow by 5 o'clock. 8)They were meeting this singer yesterday at 5 o'clock at the railway station together. 9)They will hold the concert tomorrow morning. 10)My son always takes technical books in the library.