Remember to remind yourself to learn new words by heart every day.
Every time he makes a mistake,his father will make him stand beside the wall.
Yesterday,someone/some people saw him enter the Internet bar or
Yesterday,he was seen to enter the Internet bar.
It is said that Tom has finished half the task.
Tom is said to have finished half the task.
It is believed that he invented the first telephone in the world.
He is believed to have invented the first telephone in the world.