Question

# Fill in the blank using the most appropriate option.‘You look tired’. ‘Yes, I ________ last night’.A) Can’t sleepB) Can sleepC) Couldn’t sleepD) Could sleep

Hint:First we must read all the given options and we must know the usage of the words. Later we must know the usage of the different words. Choose the option which will be grammatically correct. Also we must see that the selected option will make the sentence meaningful.