In the following questions, a part of the sentence/sentence is underlined. Below are given alternatives to the underlined part which may improve the sentence. Choose the correct alternative. In case no improvement is required, choose "No improvement" option. Mark your answer in the Answer Sheet.
They have not and cannot be in the good books of the coach because they lack discipline.
Sincerity is always appreciated.
He has composed a beautiful song.
No sooner had he reaching the station than the train began to move.
My father has been advised to reduce smoking.
The Louvre, a museum known to everyone in the world, is in Paris.
My sister does not know whether tomorrow can be a holiday for her.
The sun will not rise before an hour.