must section
Regular verb: section - sectioned- sectioned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must section
you must section
he must section
we must section
you must section
they must section 	I must be sectioning
you must be sectioning
he must be sectioning
we must be sectioning
you must be sectioning
they must be sectioning	I must have sectioned
you must have sectioned
he must have sectioned
we must have sectioned
you must have sectioned
they must have sectioned	I must have been sectioning
you must have been sectioning
he must have been sectioning
we must have been sectioning
you must have been sectioning
they must have been sectioning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not section
you must not section
he must not section
we must not section
you must not section
they must not section 	I must not be sectioning
you must not be sectioning
he must not be sectioning
we must not be sectioning
you must not be sectioning
they must not be sectioning	I must not have sectioned
you must not have sectioned
he must not have sectioned
we must not have sectioned
you must not have sectioned
they must not have sectioned	I must not have been sectioning
you must not have been sectioning
he must not have been sectioning
we must not have been sectioning
you must not have been sectioning
they must not have been sectioning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I section?
must you section?
must he section?
must we section?
must you section?
must they section? 	must I be sectioning?
must you be sectioning?
must he be sectioning?
must we be sectioning?
must you be sectioning?
must they be sectioning? 	must I have sectioned?
must you have sectioned?
must he have sectioned?
must we have sectioned?
must you have sectioned?
must they have sectioned? 	must I have been sectioning?
must you have been sectioning?
must he have been sectioning?
must we have been sectioning?
must you have been sectioning?
must they have been sectioning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not section?
must you not section?
must he not section?
must we not section?
must you not section?
must they not section? 	must I not be sectioning?
must you not be sectioning?
must he not be sectioning?
must we not be sectioning?
must you not be sectioning?
must they not be sectioning? 	must I not have sectioned?
must you not have sectioned?
must he not have sectioned?
must we not have sectioned?
must you not have sectioned?
must they not have sectioned? 	must I not have been sectioning?
must you not have been sectioning?
must he not have been sectioning?
must we not have been sectioning?
must you not have been sectioning?
must they not have been sectioning?