Question

III. GRAMMAR 1. Fill in the sentences with the correct forms of the verbs (active or passive) 1). When we (pollute) the air, the climate (change). 2). Nature (damage) when people (throw) away plastic bottles. 3). Animals (hurt) when we (leave) litter in the forest. 4). When trees (break), birds (disturb). 5). When litter (throw) in the river, water pollution (cause)

Answer 1

1pollute.changes
2is damaged.throw
3are hurt.leave
4are broken.are disturbed
5is thrown.is caused

Answer 2

1) When we pollute the air, the climate changes. 2) Nature is damaged when people throw away plastic bottles. 3) Animals are hurt when we leave litter in the forest. 4) When trees break, birds are disturbed. 5) When litter is thrown in the river, water pollution is caused.