Halping verb

Helping verb सहायक किर्या
Present.             Past
Can -सकता------Could  सका
Mightकच्चाMayकच्चापक्काMustपक्का
Will-----------------Would (request )
Shall---Should. (Order)-Ought उपदेश
Need--जरूरी।   nessusary अनिवार्य

------------------------------- -   - ----- 
(I). Main Helping Verb
Do/does/did
Is/am/are
Was/were
Has/have/had
Will/shall/
(II). Special Helping Verb
Would/should
Can/could
May/might
Must
Ought
(III)
Need
dare
Used(to)