The hunters kill three rhinos.
Three rhinos are killed (by the hunters).
Someone takes Ryan to the park.
Ryan is taken to the park.
People keep cats as pets.
Cats are kept as pets.
Someone sends a present to Miss Pang.
A present is sent to Miss Pang.
We throw a lot of new clothes at Chinese New Year.
A lot of new clothes are thrown at Chinese New Year.
Our helper cleans the house every day.
The house is cleaned (by our helper) every day.
People use a lot of energy to make new things.
A lot of energy is used to make new things.
Mrs Brown makes apple pies every month.
Apple pies are made by Mrs Brown every month.
A man kills a big shark.
A big shark is killed.
The reporters write the news reports.
The news reports are written (by the reporters).