1.He will be a policeman next year.
He will not be a policeman next year.
Will he be a policeman next year?
2.The boy gets up early.
The boy doesn't gets up early.
Does the boy get up early?
3.They plant trees in spring.
They don't plant trees in spring.
Do they plant trees in spring?
4.They had a meeting yesterday.
They didn't have a meeting yesterday.
Did they have a meeting yesterday?
5.The old man put out the fire at 10.
The old man didn't put out the fire at 10.
Did the old man put out the fire at 10?