will biff
Regular verb: biff - biffed- biffed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I will biff
you will biff
she will biff
we will biff
you will biff
they will biff 	I will be biffing
you will be biffing
she will be biffing
we will be biffing
you will be biffing
they will be biffing	I will have biffed
you will have biffed
she will have biffed
we will have biffed
you will have biffed
they will have biffed	I will have been biffing
you will have been biffing
she will have been biffing
we will have been biffing
you will have been biffing
they will have been biffing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I will not biff
you will not biff
she will not biff
we will not biff
you will not biff
they will not biff 	I will not be biffing
you will not be biffing
she will not be biffing
we will not be biffing
you will not be biffing
they will not be biffing	I will not have biffed
you will not have biffed
she will not have biffed
we will not have biffed
you will not have biffed
they will not have biffed	I will not have been biffing
you will not have been biffing
she will not have been biffing
we will not have been biffing
you will not have been biffing
they will not have been biffing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
will I biff?
will you biff?
will she biff?
will we biff?
will you biff?
will they biff? 	will I be biffing?
will you be biffing?
will she be biffing?
will we be biffing?
will you be biffing?
will they be biffing? 	will I have biffed?
will you have biffed?
will she have biffed?
will we have biffed?
will you have biffed?
will they have biffed? 	will I have been biffing?
will you have been biffing?
will she have been biffing?
will we have been biffing?
will you have been biffing?
will they have been biffing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
will I not biff?
will you not biff?
will she not biff?
will we not biff?
will you not biff?
will they not biff? 	will I not be biffing?
will you not be biffing?
will she not be biffing?
will we not be biffing?
will you not be biffing?
will they not be biffing? 	will I not have biffed?
will you not have biffed?
will she not have biffed?
will we not have biffed?
will you not have biffed?
will they not have biffed? 	will I not have been biffing?
will you not have been biffing?
will she not have been biffing?
will we not have been biffing?
will you not have been biffing?
will they not have been biffing?