could restaff
Regular verb: restaff - restaffed- restaffed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could restaff
you could restaff
he could restaff
we could restaff
you could restaff
they could restaff 	I could be restaffing
you could be restaffing
he could be restaffing
we could be restaffing
you could be restaffing
they could be restaffing	I could have restaffed
you could have restaffed
he could have restaffed
we could have restaffed
you could have restaffed
they could have restaffed	I could have been restaffing
you could have been restaffing
he could have been restaffing
we could have been restaffing
you could have been restaffing
they could have been restaffing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't restaff
you couldn't restaff
he couldn't restaff
we couldn't restaff
you couldn't restaff
they couldn't restaff 	I couldn't be restaffing
you couldn't be restaffing
he couldn't be restaffing
we couldn't be restaffing
you couldn't be restaffing
they couldn't be restaffing	I couldn't have restaffed
you couldn't have restaffed
he couldn't have restaffed
we couldn't have restaffed
you couldn't have restaffed
they couldn't have restaffed	I couldn't have been restaffing
you couldn't have been restaffing
he couldn't have been restaffing
we couldn't have been restaffing
you couldn't have been restaffing
they couldn't have been restaffing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I restaff?
could you restaff?
could he restaff?
could we restaff?
could you restaff?
could they restaff? 	could I be restaffing?
could you be restaffing?
could he be restaffing?
could we be restaffing?
could you be restaffing?
could they be restaffing? 	could I have restaffed?
could you have restaffed?
could he have restaffed?
could we have restaffed?
could you have restaffed?
could they have restaffed? 	could I have been restaffing?
could you have been restaffing?
could he have been restaffing?
could we have been restaffing?
could you have been restaffing?
could they have been restaffing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I restaff?
couldn't you restaff?
couldn't he restaff?
couldn't we restaff?
couldn't you restaff?
couldn't they restaff? 	couldn't I be restaffing?
couldn't you be restaffing?
couldn't he be restaffing?
couldn't we be restaffing?
couldn't you be restaffing?
couldn't they be restaffing? 	couldn't I have restaffed?
couldn't you have restaffed?
couldn't he have restaffed?
couldn't we have restaffed?
couldn't you have restaffed?
couldn't they have restaffed? 	couldn't I have been restaffing?
couldn't you have been restaffing?
couldn't he have been restaffing?
couldn't we have been restaffing?
couldn't you have been restaffing?
couldn't they have been restaffing?