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IV. Complete the sentences in appropriate passive forms. Use the verbs in brackets.
1. The most dangerous snakes are
(usually transport in special boxes.
2. In the late nineteenth century most machinery
3. The manager was angry that he
4. The oil in your motorbike should is being
5. The road in front of their house is being
6. The device must first
7. Since then a number of complaints
8. When I arrived, the passengers
(unplug)
(drive) by steam.
(not tell) about the strike sooner.
(change) long ago.
(repair) this week so they can't use their car.
from the electricity supply for safety.
(receive) about noise from the club.
(treat) by three doctors.