could travel
Verbo regolare: travel - travelled- travelled

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could travel
you could travel
he could travel
we could travel
you could travel
they could travel 	I could be travelling
you could be travelling
he could be travelling
we could be travelling
you could be travelling
they could be travelling	I could have travelled
you could have travelled
he could have travelled
we could have travelled
you could have travelled
they could have travelled	I could have been travelling
you could have been travelling
he could have been travelling
we could have been travelling
you could have been travelling
they could have been travelling	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I couldn't travel
you couldn't travel
he couldn't travel
we couldn't travel
you couldn't travel
they couldn't travel 	I couldn't be travelling
you couldn't be travelling
he couldn't be travelling
we couldn't be travelling
you couldn't be travelling
they couldn't be travelling	I couldn't have travelled
you couldn't have travelled
he couldn't have travelled
we couldn't have travelled
you couldn't have travelled
they couldn't have travelled	I couldn't have been travelling
you couldn't have been travelling
he couldn't have been travelling
we couldn't have been travelling
you couldn't have been travelling
they couldn't have been travelling	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I travel?
could you travel?
could he travel?
could we travel?
could you travel?
could they travel? 	could I be travelling?
could you be travelling?
could he be travelling?
could we be travelling?
could you be travelling?
could they be travelling? 	could I have travelled?
could you have travelled?
could he have travelled?
could we have travelled?
could you have travelled?
could they have travelled? 	could I have been travelling?
could you have been travelling?
could he have been travelling?
could we have been travelling?
could you have been travelling?
could they have been travelling? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
couldn't I travel?
couldn't you travel?
couldn't he travel?
couldn't we travel?
couldn't you travel?
couldn't they travel? 	couldn't I be travelling?
couldn't you be travelling?
couldn't he be travelling?
couldn't we be travelling?
couldn't you be travelling?
couldn't they be travelling? 	couldn't I have travelled?
couldn't you have travelled?
couldn't he have travelled?
couldn't we have travelled?
couldn't you have travelled?
couldn't they have travelled? 	couldn't I have been travelling?
couldn't you have been travelling?
couldn't he have been travelling?
couldn't we have been travelling?
couldn't you have been travelling?
couldn't they have been travelling?