can overtax
Regular verb: overtax - overtaxed- overtaxed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can overtax
you can overtax
he can overtax
we can overtax
you can overtax
they can overtax 	I can be overtaxing
you can be overtaxing
he can be overtaxing
we can be overtaxing
you can be overtaxing
they can be overtaxing	I can have overtaxed
you can have overtaxed
he can have overtaxed
we can have overtaxed
you can have overtaxed
they can have overtaxed	I can have been overtaxing
you can have been overtaxing
he can have been overtaxing
we can have been overtaxing
you can have been overtaxing
they can have been overtaxing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't overtax
you can't overtax
he can't overtax
we can't overtax
you can't overtax
they can't overtax 	I can't be overtaxing
you can't be overtaxing
he can't be overtaxing
we can't be overtaxing
you can't be overtaxing
they can't be overtaxing	I can't have overtaxed
you can't have overtaxed
he can't have overtaxed
we can't have overtaxed
you can't have overtaxed
they can't have overtaxed	I can't have been overtaxing
you can't have been overtaxing
he can't have been overtaxing
we can't have been overtaxing
you can't have been overtaxing
they can't have been overtaxing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I overtax?
can you overtax?
can he overtax?
can we overtax?
can you overtax?
can they overtax? 	can I be overtaxing?
can you be overtaxing?
can he be overtaxing?
can we be overtaxing?
can you be overtaxing?
can they be overtaxing? 	can I have overtaxed?
can you have overtaxed?
can he have overtaxed?
can we have overtaxed?
can you have overtaxed?
can they have overtaxed? 	can I have been overtaxing?
can you have been overtaxing?
can he have been overtaxing?
can we have been overtaxing?
can you have been overtaxing?
can they have been overtaxing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I overtax?
can't you overtax?
can't he overtax?
can't we overtax?
can't you overtax?
can't they overtax? 	can't I be overtaxing?
can't you be overtaxing?
can't he be overtaxing?
can't we be overtaxing?
can't you be overtaxing?
can't they be overtaxing? 	can't I have overtaxed?
can't you have overtaxed?
can't he have overtaxed?
can't we have overtaxed?
can't you have overtaxed?
can't they have overtaxed? 	can't I have been overtaxing?
can't you have been overtaxing?
can't he have been overtaxing?
can't we have been overtaxing?
can't you have been overtaxing?
can't they have been overtaxing?