1. People think that human beings have caused climate change.
People think that climate change has been caused by the human beings.
Climate change is thought to be caused by the human beings.
2. We know that bankers earn a lot of money.
We know that a lot of money is earned by bankers.
Bankers are known to earn a lot of money.
3. We expect our friends to arrive before lunchtime.
Our friends are expected to arrive before lunchtime.
The arrival of our friends is expected before lunchtime.
4. Experts believe that looking at screens before bed causes insomnia.
Experts believe that insomnia is caused by looking at the screens before bed.
looking at the screens before bed is believed to cause an insomnia.
5. They hope that this new antibiotic will save many lives.
This new antibiotic is hoped to save many lives.
They hope that many lives will be saved by this new antibiotic.
6. The newspapers report that thieves stole fifteen million pounds from a bank last week.
The newspapers report that fifteen million pounds was stolen from the bank last week.
It was reported that thieves stole fifteen million pounds from a bank last week.
7. People say that our doctor is the best in the area.
Our doctor is said to be the best in the area.
The best doctor is said to be in our area
