Из активного в пассивный: 1)i'm sure everybody will agree upon this plan. 2)when he came,his wife was cooking dinner. 3)the waiter is serving us rather fast. 4)john will have received the papers by noon. заранее ))

Как-то так)
1) I`m sure this plan wiil be agree be everybody.
2) When he came, dinner was being cooked by his wife.
3) We are being served rather fast by the waiter.
4) The paper will have been received by John By noon.