must extricate
Regular verb: extricate - extricated- extricated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must extricate
you must extricate
she must extricate
we must extricate
you must extricate
they must extricate 	I must be extricating
you must be extricating
she must be extricating
we must be extricating
you must be extricating
they must be extricating	I must have extricated
you must have extricated
she must have extricated
we must have extricated
you must have extricated
they must have extricated	I must have been extricating
you must have been extricating
she must have been extricating
we must have been extricating
you must have been extricating
they must have been extricating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not extricate
you must not extricate
she must not extricate
we must not extricate
you must not extricate
they must not extricate 	I must not be extricating
you must not be extricating
she must not be extricating
we must not be extricating
you must not be extricating
they must not be extricating	I must not have extricated
you must not have extricated
she must not have extricated
we must not have extricated
you must not have extricated
they must not have extricated	I must not have been extricating
you must not have been extricating
she must not have been extricating
we must not have been extricating
you must not have been extricating
they must not have been extricating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I extricate?
must you extricate?
must she extricate?
must we extricate?
must you extricate?
must they extricate? 	must I be extricating?
must you be extricating?
must she be extricating?
must we be extricating?
must you be extricating?
must they be extricating? 	must I have extricated?
must you have extricated?
must she have extricated?
must we have extricated?
must you have extricated?
must they have extricated? 	must I have been extricating?
must you have been extricating?
must she have been extricating?
must we have been extricating?
must you have been extricating?
must they have been extricating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not extricate?
must you not extricate?
must she not extricate?
must we not extricate?
must you not extricate?
must they not extricate? 	must I not be extricating?
must you not be extricating?
must she not be extricating?
must we not be extricating?
must you not be extricating?
must they not be extricating? 	must I not have extricated?
must you not have extricated?
must she not have extricated?
must we not have extricated?
must you not have extricated?
must they not have extricated? 	must I not have been extricating?
must you not have been extricating?
must she not have been extricating?
must we not have been extricating?
must you not have been extricating?
must they not have been extricating?