Rewrite the sentences (1-8) in the
passive. in which sentences can we
omit the agent? why?
the president opened the country's first
national park
the country's first national park was opened
by the president
2 fire destroyed the ancient forest.
3 millions of people have visited the lake.
4 they rebuilt the town after the huge flood.
5 alexander n. formosov wrote a book about
the wildlife of kazakhstan.
6 the local cinema was showing a documentary
film about deforestation last week.
7 mike reynolds created the first earthship.
8 he is watering the plants at the moment.​