A decade since the discovery of leprosy vaccine. The [গণিত] option for the gap is:
ক. passed
খ. has passed
গ. had passed
ঘ. have passed
উত্তর: has passed
ব্যাখ্যা: Subject verb agreement এর নিয়ম অনুসারে- singular subject + verb (singular) present perfect tense এ আছে sentence টি তাই has passed হবে। Example: He has scored the highest mark. A decade has passed since the discovery of leprosy vaccine.
Admission ইউনিট A (মানবিক) University papers MCQ — Prosthuti প্রশ্নব্যাংক
Admission · ইউনিট A (মানবিক) · University papers · MCQ