Put the verb in brackets into the correct form of the Present Perfect Passive. (Поставь глагол в скобках в нужную форму настоящего совершенного времени в пассивном залоге.)
1. The new rule
by the teacher. (to explain)
2. The boxes
by a courier. (to deliver)
3. The tap
by a plumber. (to fix)
4. The bushes
today by the gardener. (to trim)