The examination ---- before I reached the hall.
A
has started
B
did start
C
had started
D
had been sstarted
Correct Answer: had started
After বা Before এর প্রথম অংশ Past Indefinite tense হলে শেষের অংশ Past Perfect Tense হয় এবং প্রথম অংশ Past Perfect tense হলে শেষের অংশ Past Indefinite tense বলে।