can travel
Verbe régulier : travel - travelled- travelled
Traduction française : voyager - faire 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can travel
you can travel
he can travel
we can travel
you can travel
they can travel 	I can be travelling
you can be travelling
he can be travelling
we can be travelling
you can be travelling
they can be travelling	I can have travelled
you can have travelled
he can have travelled
we can have travelled
you can have travelled
they can have travelled	I can have been travelling
you can have been travelling
he can have been travelling
we can have been travelling
you can have been travelling
they can have been travelling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I cannot travel
you cannot travel
he cannot travel
we cannot travel
you cannot travel
they cannot travel 	I cannot be travelling
you cannot be travelling
he cannot be travelling
we cannot be travelling
you cannot be travelling
they cannot be travelling	I cannot have travelled
you cannot have travelled
he cannot have travelled
we cannot have travelled
you cannot have travelled
they cannot have travelled	I cannot have been travelling
you cannot have been travelling
he cannot have been travelling
we cannot have been travelling
you cannot have been travelling
they cannot have been travelling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I travel?
can you travel?
can he travel?
can we travel?
can you travel?
can they travel? 	can I be travelling?
can you be travelling?
can he be travelling?
can we be travelling?
can you be travelling?
can they be travelling? 	can I have travelled?
can you have travelled?
can he have travelled?
can we have travelled?
can you have travelled?
can they have travelled? 	can I have been travelling?
can you have been travelling?
can he have been travelling?
can we have been travelling?
can you have been travelling?
can they have been travelling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I not travel?
can you not travel?
can he not travel?
can we not travel?
can you not travel?
can they not travel? 	can I not be travelling?
can you not be travelling?
can he not be travelling?
can we not be travelling?
can you not be travelling?
can they not be travelling? 	can I not have travelled?
can you not have travelled?
can he not have travelled?
can we not have travelled?
can you not have travelled?
can they not have travelled? 	can I not have been travelling?
can you not have been travelling?
can he not have been travelling?
can we not have been travelling?
can you not have been travelling?
can they not have been travelling?