No sooner had be entered the room 'when the lights went out' and everybody began to scream .
A
when the lights went out
B
than the lights went out
C
and the lights went out
D
then the lights went out
Correct Answer: than the lights went out
'No sooner had ....... than' একটি নির্দিষ্ট structure বলে সঠিক উত্তর হবে (b) than the lights went out.