The past tense of the 'string' is:
ক) strang
খ) stringed
গ) strung
ঘ) strunged
Related Questions
ক) I reached the station after the train has left
খ) I reached the station after the train has been left
গ) I reached the station after the train left
ঘ) I reached the station after the train had left
জব সলুশন