Directions : In these questions , a part of the sentence is given in bold . Below are given alternatives to the bold part at (A) , (B) and (C) which may improve the sentence . Choose the correct alternative . In case no improvement is needed you answer is (D ) .

I will be with you in one quarter of an hour. 

Fill in the blanks by choosing an appropriate alternative.

Man is mortal. (Change it into negative.) 

Fill in the blanks with the contextually correct word from the given options: 

My brother was _____ out of the window.

Select the most appropriate word to fill in the blank.

The National war memorial is ______ to our Armed Forces.

Fill in the blanks with the most appropriate Preposition choosing from the options given below: 

The railway line runs ______the river and the road.