1.Sally should have informed us of this problem.
2.Not you should tell her about our plans.
3.On ought not to be late.
4.Joe ought to get your letter a long time ago.
5.Oni should have odrabiać homework more carefully.
6.Nie should use the computer so much.
7.Nie I could sleep yesterday.
8.Nie we can sleep in the accident.
9.Mary was not at home, but I managed to contact her office.
10.Rozmawiałem with him yesterday, but I could not convince him.
11.Nie they were allowed to leave without permission.
12.Mogłem sit late into the zeszyły weekend.
13.Nie let it lie.
14.Jego parents allowed him to go on holiday abroad.
15.Rodzice told him to leave the house.
16.Kazali him to sit down and say nothing.
17.Policja forced them that stood against the wall.
18.Zmuszono them to return.