Directions: In each of the questions below, five sentences are given that may or may not contain an error. Choose the one that is grammatically or contextually incorrect and meaningless. If all the sentences are correct, mark 'All are correct' as your answer.
1
Her singing is absolutely beautiful.
2
The student were excited about the upcoming holidays.
3
The book on the table belongs to John.
4
They have decided to sell their house and move abroad.
5
All are correct.