must confine
Regular verb: confine - confined- confined

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must confine
you must confine
she must confine
we must confine
you must confine
they must confine 	I must be confining
you must be confining
she must be confining
we must be confining
you must be confining
they must be confining	I must have confined
you must have confined
she must have confined
we must have confined
you must have confined
they must have confined	I must have been confining
you must have been confining
she must have been confining
we must have been confining
you must have been confining
they must have been confining	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not confine
you must not confine
she must not confine
we must not confine
you must not confine
they must not confine 	I must not be confining
you must not be confining
she must not be confining
we must not be confining
you must not be confining
they must not be confining	I must not have confined
you must not have confined
she must not have confined
we must not have confined
you must not have confined
they must not have confined	I must not have been confining
you must not have been confining
she must not have been confining
we must not have been confining
you must not have been confining
they must not have been confining	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I confine?
must you confine?
must she confine?
must we confine?
must you confine?
must they confine? 	must I be confining?
must you be confining?
must she be confining?
must we be confining?
must you be confining?
must they be confining? 	must I have confined?
must you have confined?
must she have confined?
must we have confined?
must you have confined?
must they have confined? 	must I have been confining?
must you have been confining?
must she have been confining?
must we have been confining?
must you have been confining?
must they have been confining? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not confine?
must you not confine?
must she not confine?
must we not confine?
must you not confine?
must they not confine? 	must I not be confining?
must you not be confining?
must she not be confining?
must we not be confining?
must you not be confining?
must they not be confining? 	must I not have confined?
must you not have confined?
must she not have confined?
must we not have confined?
must you not have confined?
must they not have confined? 	must I not have been confining?
must you not have been confining?
must she not have been confining?
must we not have been confining?
must you not have been confining?
must they not have been confining?