could fathom
Verbo regular: fathom - fathomed- fathomed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could fathom
you could fathom
he could fathom
we could fathom
you could fathom
they could fathom 	I could be fathoming
you could be fathoming
he could be fathoming
we could be fathoming
you could be fathoming
they could be fathoming	I could have fathomed
you could have fathomed
he could have fathomed
we could have fathomed
you could have fathomed
they could have fathomed	I could have been fathoming
you could have been fathoming
he could have been fathoming
we could have been fathoming
you could have been fathoming
they could have been fathoming	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't fathom
you couldn't fathom
he couldn't fathom
we couldn't fathom
you couldn't fathom
they couldn't fathom 	I couldn't be fathoming
you couldn't be fathoming
he couldn't be fathoming
we couldn't be fathoming
you couldn't be fathoming
they couldn't be fathoming	I couldn't have fathomed
you couldn't have fathomed
he couldn't have fathomed
we couldn't have fathomed
you couldn't have fathomed
they couldn't have fathomed	I couldn't have been fathoming
you couldn't have been fathoming
he couldn't have been fathoming
we couldn't have been fathoming
you couldn't have been fathoming
they couldn't have been fathoming	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I fathom?
could you fathom?
could he fathom?
could we fathom?
could you fathom?
could they fathom? 	could I be fathoming?
could you be fathoming?
could he be fathoming?
could we be fathoming?
could you be fathoming?
could they be fathoming? 	could I have fathomed?
could you have fathomed?
could he have fathomed?
could we have fathomed?
could you have fathomed?
could they have fathomed? 	could I have been fathoming?
could you have been fathoming?
could he have been fathoming?
could we have been fathoming?
could you have been fathoming?
could they have been fathoming? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I fathom?
couldn't you fathom?
couldn't he fathom?
couldn't we fathom?
couldn't you fathom?
couldn't they fathom? 	couldn't I be fathoming?
couldn't you be fathoming?
couldn't he be fathoming?
couldn't we be fathoming?
couldn't you be fathoming?
couldn't they be fathoming? 	couldn't I have fathomed?
couldn't you have fathomed?
couldn't he have fathomed?
couldn't we have fathomed?
couldn't you have fathomed?
couldn't they have fathomed? 	couldn't I have been fathoming?
couldn't you have been fathoming?
couldn't he have been fathoming?
couldn't we have been fathoming?
couldn't you have been fathoming?
couldn't they have been fathoming?