1.Last winter many
birds (were saved) by children.
2.Many voluntaries
(help) to clean national parks.
3.Cadbury
chocolate (is loved) by all children.
4.The day before
my car (was stopped) at the crossing by a policeman.
5.He (listens) to
the teacher attentively.
6.Tomorrow they (will
take) some food and (will go) to the forest.