1) Bananas are grown in Africa. Are bananas grown in Africa? Bananas aren't grown in Africa.
2) "Romeo and Juliet" was written by Shakespeare in 1595 Was "Romeo and Juliet" written by Shakespeare in 1595? "Romeo and Juliet" wasn't written by Shakespeare in 1595.
3) The celebration will be organized next weekends. Will the celebration be organized next weekends? The celebration won't be organized next weekends.
4) The criminal had been caught by the police. Had the criminal been caught by the police? The criminal hadn't been caught by the police.
5) The discipline at school must be followed. Must the discipline be followed at school? The discipline at school mustn't be followed.
Are bananas grown in Africa?
Bananas aren't grown in Africa.
2) "Romeo and Juliet" was written by Shakespeare in 1595
Was "Romeo and Juliet" written by Shakespeare in 1595?
"Romeo and Juliet" wasn't written by Shakespeare in 1595.
3) The celebration will be organized next weekends.
Will the celebration be organized next weekends?
The celebration won't be organized next weekends.
4) The criminal had been caught by the police.
Had the criminal been caught by the police?
The criminal hadn't been caught by the police.
5) The discipline at school must be followed.
Must the discipline be followed at school?
The discipline at school mustn't be followed.