English verb conjugation
MUST BABYSIT

Irregular verb: babysit - babysat - babysat

Affirmation

Simple form	V-ing form
I must babysit you must babysit he must babysit we must babysit you must babysit they must babysit	I must be babysiting you must be babysiting he must be babysiting we must be babysiting you must be babysiting they must be babysiting
Perfect	V-ing perfect
I must have babysat you must have babysat he must have babysat we must have babysat you must have babysat they must have babysat	I must have been babysiting you must have been babysiting he must have been babysiting we must have been babysiting you must have been babysiting they must have been babysiting

Negation

Simple form	V-ing form
I must not babysit you must not babysit he must not babysit we must not babysit you must not babysit they must not babysit	I must not be babysiting you must not be babysiting he must not be babysiting we must not be babysiting you must not be babysiting they must not be babysiting
Perfect	V-ing perfect
I must not have babysat you must not have babysat he must not have babysat we must not have babysat you must not have babysat they must not have babysat	I must not have been babysiting you must not have been babysiting he must not have been babysiting we must not have been babysiting you must not have been babysiting they must not have been babysiting

Interrogative form

Simple form	V-ing form
must I babysit? must you babysit? must he babysit? must we babysit? must you babysit? must they babysit?	must I be babysiting? must you be babysiting? must he be babysiting? must we be babysiting? must you be babysiting? must they be babysiting?
Perfect	V-ing perfect
must I have babysat? must you have babysat? must he have babysat? must we have babysat? must you have babysat? must they have babysat?	must I have been babysiting? must you have been babysiting? must he have been babysiting? must we have been babysiting? must you have been babysiting? must they have been babysiting?

Interro-negative form

Simple form	V-ing form
must I not babysit? must you not babysit? must he not babysit? must we not babysit? must you not babysit? must they not babysit?	must I not be babysiting? must you not be babysiting? must he not be babysiting? must we not be babysiting? must you not be babysiting? must they not be babysiting?
Perfect	V-ing perfect
must I not have babysat? must you not have babysat? must he not have babysat? must we not have babysat? must you not have babysat? must they not have babysat?	must I not have been babysiting? must you not have been babysiting? must he not have been babysiting? must we not have been babysiting? must you not have been babysiting? must they not have been babysiting?