Questions & Answers about मैं आज नहीं आ सकती, और मेरी बहन भी नहीं आ सकती।
Because सकती is the feminine form. The speaker is understood to be female.
With सकना (to be able to / can), the form agrees with the subject:
- मैं ... आ सकता हूँ = I can come. (male speaker)
- मैं ... आ सकती हूँ = I can come. (female speaker)
In your sentence, मैं ... आ सकती shows a female speaker, and बहन ... आ सकती is also feminine because बहन is feminine.
Because after a modal verb like सकना, Hindi uses the verb stem, not the infinitive.
So:
- आना = to come
- आ = come (stem used before another verb such as *सकना)*
That is why:
- आ सकती = can come
- जा सकता = can go
- कर सकती = can do
So आना सकती is not correct.
In a neutral Hindi sentence, नहीं usually comes before the verb phrase it negates.
So: