must offer
Regular verb: offer - offered- offered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must offer
you must offer
she must offer
we must offer
you must offer
they must offer 	I must be offering
you must be offering
she must be offering
we must be offering
you must be offering
they must be offering	I must have offered
you must have offered
she must have offered
we must have offered
you must have offered
they must have offered	I must have been offering
you must have been offering
she must have been offering
we must have been offering
you must have been offering
they must have been offering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not offer
you must not offer
she must not offer
we must not offer
you must not offer
they must not offer 	I must not be offering
you must not be offering
she must not be offering
we must not be offering
you must not be offering
they must not be offering	I must not have offered
you must not have offered
she must not have offered
we must not have offered
you must not have offered
they must not have offered	I must not have been offering
you must not have been offering
she must not have been offering
we must not have been offering
you must not have been offering
they must not have been offering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I offer?
must you offer?
must she offer?
must we offer?
must you offer?
must they offer? 	must I be offering?
must you be offering?
must she be offering?
must we be offering?
must you be offering?
must they be offering? 	must I have offered?
must you have offered?
must she have offered?
must we have offered?
must you have offered?
must they have offered? 	must I have been offering?
must you have been offering?
must she have been offering?
must we have been offering?
must you have been offering?
must they have been offering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not offer?
must you not offer?
must she not offer?
must we not offer?
must you not offer?
must they not offer? 	must I not be offering?
must you not be offering?
must she not be offering?
must we not be offering?
must you not be offering?
must they not be offering? 	must I not have offered?
must you not have offered?
must she not have offered?
must we not have offered?
must you not have offered?
must they not have offered? 	must I not have been offering?
must you not have been offering?
must she not have been offering?
must we not have been offering?
must you not have been offering?
must they not have been offering?