1.It is half modal-half verb. 2.It works as a verb and carries another verb.
(A) AS VERB
SUBJECT + DARE + SVI (ANOTHER VERB)+ OBJECT
I dare talk to you.
IN DIFFERENT TENSES
1.I dared talk to you.
2.I have dared talk to you.
3.I had dared talk to you.
4.I will dare talk to you.
(B) COLLOQUIAL (बातचीत का तरीका)
PRESENT : How dare you ask me a question.
PAST : How dared you ask me a question.
FUTURE : How will you dare ask me a question.
(C ) DOUBLE MODAL
SUBJECT + MODAL + DARE + SV1(ANOTHER VERB) + OBJECT
He should (chould etc.) dare talk to her.