must zonk
Regular verb: zonk - zonked- zonked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must zonk
you must zonk
he must zonk
we must zonk
you must zonk
they must zonk 	I must be zonking
you must be zonking
he must be zonking
we must be zonking
you must be zonking
they must be zonking	I must have zonked
you must have zonked
he must have zonked
we must have zonked
you must have zonked
they must have zonked	I must have been zonking
you must have been zonking
he must have been zonking
we must have been zonking
you must have been zonking
they must have been zonking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not zonk
you must not zonk
he must not zonk
we must not zonk
you must not zonk
they must not zonk 	I must not be zonking
you must not be zonking
he must not be zonking
we must not be zonking
you must not be zonking
they must not be zonking	I must not have zonked
you must not have zonked
he must not have zonked
we must not have zonked
you must not have zonked
they must not have zonked	I must not have been zonking
you must not have been zonking
he must not have been zonking
we must not have been zonking
you must not have been zonking
they must not have been zonking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I zonk?
must you zonk?
must he zonk?
must we zonk?
must you zonk?
must they zonk? 	must I be zonking?
must you be zonking?
must he be zonking?
must we be zonking?
must you be zonking?
must they be zonking? 	must I have zonked?
must you have zonked?
must he have zonked?
must we have zonked?
must you have zonked?
must they have zonked? 	must I have been zonking?
must you have been zonking?
must he have been zonking?
must we have been zonking?
must you have been zonking?
must they have been zonking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not zonk?
must you not zonk?
must he not zonk?
must we not zonk?
must you not zonk?
must they not zonk? 	must I not be zonking?
must you not be zonking?
must he not be zonking?
must we not be zonking?
must you not be zonking?
must they not be zonking? 	must I not have zonked?
must you not have zonked?
must he not have zonked?
must we not have zonked?
must you not have zonked?
must they not have zonked? 	must I not have been zonking?
must you not have been zonking?
must he not have been zonking?
must we not have been zonking?
must you not have been zonking?
must they not have been zonking?