could mutate
Verbo regolare: mutate - mutated- mutated

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could mutate
you could mutate
she could mutate
we could mutate
you could mutate
they could mutate 	I could be mutating
you could be mutating
she could be mutating
we could be mutating
you could be mutating
they could be mutating	I could have mutated
you could have mutated
she could have mutated
we could have mutated
you could have mutated
they could have mutated	I could have been mutating
you could have been mutating
she could have been mutating
we could have been mutating
you could have been mutating
they could have been mutating	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I couldn't mutate
you couldn't mutate
she couldn't mutate
we couldn't mutate
you couldn't mutate
they couldn't mutate 	I couldn't be mutating
you couldn't be mutating
she couldn't be mutating
we couldn't be mutating
you couldn't be mutating
they couldn't be mutating	I couldn't have mutated
you couldn't have mutated
she couldn't have mutated
we couldn't have mutated
you couldn't have mutated
they couldn't have mutated	I couldn't have been mutating
you couldn't have been mutating
she couldn't have been mutating
we couldn't have been mutating
you couldn't have been mutating
they couldn't have been mutating	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I mutate?
could you mutate?
could she mutate?
could we mutate?
could you mutate?
could they mutate? 	could I be mutating?
could you be mutating?
could she be mutating?
could we be mutating?
could you be mutating?
could they be mutating? 	could I have mutated?
could you have mutated?
could she have mutated?
could we have mutated?
could you have mutated?
could they have mutated? 	could I have been mutating?
could you have been mutating?
could she have been mutating?
could we have been mutating?
could you have been mutating?
could they have been mutating? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
couldn't I mutate?
couldn't you mutate?
couldn't she mutate?
couldn't we mutate?
couldn't you mutate?
couldn't they mutate? 	couldn't I be mutating?
couldn't you be mutating?
couldn't she be mutating?
couldn't we be mutating?
couldn't you be mutating?
couldn't they be mutating? 	couldn't I have mutated?
couldn't you have mutated?
couldn't she have mutated?
couldn't we have mutated?
couldn't you have mutated?
couldn't they have mutated? 	couldn't I have been mutating?
couldn't you have been mutating?
couldn't she have been mutating?
couldn't we have been mutating?
couldn't you have been mutating?
couldn't they have been mutating?