can- to be able to - 'sakna'. 'May' is also the same verb. should is 'chahiye'. use of shall will make the verb in future tense. For use of these words for asking questions, Mr. Javaid's answer is fine. i can go - main jaa sakta hoon. can/may i go? kya main ja sakta hoon?

Thank you for asking such interesting Question. Can: Kia. "Kia, mai ye kaam kar sakta hoon ? ( Can I do this work ?) May: Kia. "Kia, mai aap ka naam pooch sakta hoon? ( May I know your name, please"? ) Should: Kia. "Kia, mai jaa sakta hoon ? ( Should, I leave now ? ) Shall: Kia " Kia, ham race shroo karan ? ( Shall, we start the race ?)