A
People are using mobile phones more than before.
Mobile phone use (thought) increasing
Mobile phone use is thought to be increasing
Police think teenagers may have been responsible for the explosion.
It (suggested) teenagers may have been responsible for the explosion.
It has been suggested that teenagers may have been responsible for the explosion.
Experts have said that people aren't getting enough sleep.
It (claimed) people aren't getting enough sleep.
It has been claimed that people aren't getting enough sleep.
Experts said that the overuse of the device can cause depression.
The overuse of the device (confirmed) cause depression.
The overuse of the device was confirmed to cause depression.
People agree that too much gaming causes addiction.
Too much gaming (reported) addiction.
Too much gaming is reported to cause addiction
People think that around 500 students attended the event.
It (estimated) around 500 students attended the event.
It was estimated that around 500 students attended the event.
Research says that thirteen percent of Americans do not use the internet.
It (shown) thirteen percent of Americans do not use the internet.
It is shown/ it has been shown that thirteen percent of Americans do not use the internet.
Parents have said that they will supervise their children.
It (agreed) parents will supervise their children.
It has been agreed that parents will supervise their children.