could gas
Verbe régulier : gas - gassed- gassed
Traduction française : asphyxier ou intoxiquer au gaz - bavarder 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could gas
you could gas
he could gas
we could gas
you could gas
they could gas 	I could be gassing
you could be gassing
he could be gassing
we could be gassing
you could be gassing
they could be gassing	I could have gassed
you could have gassed
he could have gassed
we could have gassed
you could have gassed
they could have gassed	I could have been gassing
you could have been gassing
he could have been gassing
we could have been gassing
you could have been gassing
they could have been gassing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't gas
you couldn't gas
he couldn't gas
we couldn't gas
you couldn't gas
they couldn't gas 	I couldn't be gassing
you couldn't be gassing
he couldn't be gassing
we couldn't be gassing
you couldn't be gassing
they couldn't be gassing	I couldn't have gassed
you couldn't have gassed
he couldn't have gassed
we couldn't have gassed
you couldn't have gassed
they couldn't have gassed	I couldn't have been gassing
you couldn't have been gassing
he couldn't have been gassing
we couldn't have been gassing
you couldn't have been gassing
they couldn't have been gassing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I gas?
could you gas?
could he gas?
could we gas?
could you gas?
could they gas? 	could I be gassing?
could you be gassing?
could he be gassing?
could we be gassing?
could you be gassing?
could they be gassing? 	could I have gassed?
could you have gassed?
could he have gassed?
could we have gassed?
could you have gassed?
could they have gassed? 	could I have been gassing?
could you have been gassing?
could he have been gassing?
could we have been gassing?
could you have been gassing?
could they have been gassing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I gas?
couldn't you gas?
couldn't he gas?
couldn't we gas?
couldn't you gas?
couldn't they gas? 	couldn't I be gassing?
couldn't you be gassing?
couldn't he be gassing?
couldn't we be gassing?
couldn't you be gassing?
couldn't they be gassing? 	couldn't I have gassed?
couldn't you have gassed?
couldn't he have gassed?
couldn't we have gassed?
couldn't you have gassed?
couldn't they have gassed? 	couldn't I have been gassing?
couldn't you have been gassing?
couldn't he have been gassing?
couldn't we have been gassing?
couldn't you have been gassing?
couldn't they have been gassing?