must puke
Regular verb: puke - puked- puked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must puke
you must puke
she must puke
we must puke
you must puke
they must puke 	I must be puking
you must be puking
she must be puking
we must be puking
you must be puking
they must be puking	I must have puked
you must have puked
she must have puked
we must have puked
you must have puked
they must have puked	I must have been puking
you must have been puking
she must have been puking
we must have been puking
you must have been puking
they must have been puking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not puke
you must not puke
she must not puke
we must not puke
you must not puke
they must not puke 	I must not be puking
you must not be puking
she must not be puking
we must not be puking
you must not be puking
they must not be puking	I must not have puked
you must not have puked
she must not have puked
we must not have puked
you must not have puked
they must not have puked	I must not have been puking
you must not have been puking
she must not have been puking
we must not have been puking
you must not have been puking
they must not have been puking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I puke?
must you puke?
must she puke?
must we puke?
must you puke?
must they puke? 	must I be puking?
must you be puking?
must she be puking?
must we be puking?
must you be puking?
must they be puking? 	must I have puked?
must you have puked?
must she have puked?
must we have puked?
must you have puked?
must they have puked? 	must I have been puking?
must you have been puking?
must she have been puking?
must we have been puking?
must you have been puking?
must they have been puking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not puke?
must you not puke?
must she not puke?
must we not puke?
must you not puke?
must they not puke? 	must I not be puking?
must you not be puking?
must she not be puking?
must we not be puking?
must you not be puking?
must they not be puking? 	must I not have puked?
must you not have puked?
must she not have puked?
must we not have puked?
must you not have puked?
must they not have puked? 	must I not have been puking?
must you not have been puking?
must she not have been puking?
must we not have been puking?
must you not have been puking?
must they not have been puking?