must pique
Regular verb: pique - piqued- piqued

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must pique
you must pique
he must pique
we must pique
you must pique
they must pique 	I must be piquing
you must be piquing
he must be piquing
we must be piquing
you must be piquing
they must be piquing	I must have piqued
you must have piqued
he must have piqued
we must have piqued
you must have piqued
they must have piqued	I must have been piquing
you must have been piquing
he must have been piquing
we must have been piquing
you must have been piquing
they must have been piquing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not pique
you must not pique
he must not pique
we must not pique
you must not pique
they must not pique 	I must not be piquing
you must not be piquing
he must not be piquing
we must not be piquing
you must not be piquing
they must not be piquing	I must not have piqued
you must not have piqued
he must not have piqued
we must not have piqued
you must not have piqued
they must not have piqued	I must not have been piquing
you must not have been piquing
he must not have been piquing
we must not have been piquing
you must not have been piquing
they must not have been piquing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I pique?
must you pique?
must he pique?
must we pique?
must you pique?
must they pique? 	must I be piquing?
must you be piquing?
must he be piquing?
must we be piquing?
must you be piquing?
must they be piquing? 	must I have piqued?
must you have piqued?
must he have piqued?
must we have piqued?
must you have piqued?
must they have piqued? 	must I have been piquing?
must you have been piquing?
must he have been piquing?
must we have been piquing?
must you have been piquing?
must they have been piquing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not pique?
must you not pique?
must he not pique?
must we not pique?
must you not pique?
must they not pique? 	must I not be piquing?
must you not be piquing?
must he not be piquing?
must we not be piquing?
must you not be piquing?
must they not be piquing? 	must I not have piqued?
must you not have piqued?
must he not have piqued?
must we not have piqued?
must you not have piqued?
must they not have piqued? 	must I not have been piquing?
must you not have been piquing?
must he not have been piquing?
must we not have been piquing?
must you not have been piquing?
must they not have been piquing?