could morph
Verbo regular: morph - morphed- morphed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could morph
you could morph
he could morph
we could morph
you could morph
they could morph 	I could be morphing
you could be morphing
he could be morphing
we could be morphing
you could be morphing
they could be morphing	I could have morphed
you could have morphed
he could have morphed
we could have morphed
you could have morphed
they could have morphed	I could have been morphing
you could have been morphing
he could have been morphing
we could have been morphing
you could have been morphing
they could have been morphing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't morph
you couldn't morph
he couldn't morph
we couldn't morph
you couldn't morph
they couldn't morph 	I couldn't be morphing
you couldn't be morphing
he couldn't be morphing
we couldn't be morphing
you couldn't be morphing
they couldn't be morphing	I couldn't have morphed
you couldn't have morphed
he couldn't have morphed
we couldn't have morphed
you couldn't have morphed
they couldn't have morphed	I couldn't have been morphing
you couldn't have been morphing
he couldn't have been morphing
we couldn't have been morphing
you couldn't have been morphing
they couldn't have been morphing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I morph?
could you morph?
could he morph?
could we morph?
could you morph?
could they morph? 	could I be morphing?
could you be morphing?
could he be morphing?
could we be morphing?
could you be morphing?
could they be morphing? 	could I have morphed?
could you have morphed?
could he have morphed?
could we have morphed?
could you have morphed?
could they have morphed? 	could I have been morphing?
could you have been morphing?
could he have been morphing?
could we have been morphing?
could you have been morphing?
could they have been morphing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I morph?
couldn't you morph?
couldn't he morph?
couldn't we morph?
couldn't you morph?
couldn't they morph? 	couldn't I be morphing?
couldn't you be morphing?
couldn't he be morphing?
couldn't we be morphing?
couldn't you be morphing?
couldn't they be morphing? 	couldn't I have morphed?
couldn't you have morphed?
couldn't he have morphed?
couldn't we have morphed?
couldn't you have morphed?
couldn't they have morphed? 	couldn't I have been morphing?
couldn't you have been morphing?
couldn't he have been morphing?
couldn't we have been morphing?
couldn't you have been morphing?
couldn't they have been morphing?