It is time you ______ (stop) playing.
Choose the correct tense form of the verb given in bracket from the options given below to fill in the blank: It is time you ______ (stop) playing.
I will be with you in one quarter of an hour.
Select the most appropriate word to fill in the blank.
The National war memorial is ______ to our Armed Forces.
Man is mortal. (Change it into negative.)