third person singular present of "be"

used to indicate existence or presence

"है"

English Usage: She is happy.

Hindi Usage: वह खुश है।

used in the formation of continuous tenses

"है"

English Usage: There is a problem.

Hindi Usage: वहां एक समस्या है।

used to indicate identity

"है"

English Usage: He is running.

Hindi Usage: वह दौड़ रहा है।

used in expressions of certainty or truth

"है"

English Usage: It is true that he won.

Hindi Usage: यह सच है कि उसने जीता।