Question

Past perfect continuous helping verb Hindi mein bataiye

Answer 1

Answer:

past perfect,

Sturcture:sub+have/has±v1±ing±obj

Definition,since the duration of the time will as certain is called past perfect

Answer 2

$\large\green{\underline{\underline{\overline{\mathbb{HELPING\:VERB-HAD\:BEEN}}}}}$

$\large\green{\underline{\underline{\mathbb{MAIN\:VERB-USE \:OF \:ING\:FORM}}}}$

$\large\red{\underline{\underline{\mathcal{MARK\:AS\:BRAINLIEST}}}}$