Results for which had that been singing a song ... translation from English to Hindi

she had been singing a song for two hours
वह दो घंटे से गाना गा रही थी

she has not been singing a song for two hours
वह दो घंटे से गाना नहीं गा रही है

he has been singing a song for 3 hours.
वह 3 घंटे से गाना गा रहा है

i have been singing a song for last 2 hours
मैं एक गाना गा रहा हूं

i had been singing a song
मैं एक गाना गा रहा हूं

she was singing a song on stage till two hours
वह दो घंटे से मंच पर गाना गा रही थी

i have been singing a song
i sing a song

she has been singing a song
वह एक गाना गा रही थी

radha has been singing a song since two hour.
राधा सुबह से एक गीत गा रही हैं।

i would have been singing a song
to main ek gana ga rahi hoti

i havebeen singing a song for 2hours
मैं 2 घंटे के लिए एक गाना गा रहा है

has radha been singing a song for the past many years?
क्या राधा पिछले कई सालों से गाना गा रही है

she will have been singing a song since morning
वह सुबह से एक गाना गा रही होगी

has radha been singing a song since 4o clock
क्या राधा 4:00 से गाना गा रही है