could chum
Verbe régulier : chum - chummed- chummed

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could chum
you could chum
he could chum
we could chum
you could chum
they could chum 	I could be chumming
you could be chumming
he could be chumming
we could be chumming
you could be chumming
they could be chumming	I could have chummed
you could have chummed
he could have chummed
we could have chummed
you could have chummed
they could have chummed	I could have been chumming
you could have been chumming
he could have been chumming
we could have been chumming
you could have been chumming
they could have been chumming	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't chum
you couldn't chum
he couldn't chum
we couldn't chum
you couldn't chum
they couldn't chum 	I couldn't be chumming
you couldn't be chumming
he couldn't be chumming
we couldn't be chumming
you couldn't be chumming
they couldn't be chumming	I couldn't have chummed
you couldn't have chummed
he couldn't have chummed
we couldn't have chummed
you couldn't have chummed
they couldn't have chummed	I couldn't have been chumming
you couldn't have been chumming
he couldn't have been chumming
we couldn't have been chumming
you couldn't have been chumming
they couldn't have been chumming	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I chum?
could you chum?
could he chum?
could we chum?
could you chum?
could they chum? 	could I be chumming?
could you be chumming?
could he be chumming?
could we be chumming?
could you be chumming?
could they be chumming? 	could I have chummed?
could you have chummed?
could he have chummed?
could we have chummed?
could you have chummed?
could they have chummed? 	could I have been chumming?
could you have been chumming?
could he have been chumming?
could we have been chumming?
could you have been chumming?
could they have been chumming? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I chum?
couldn't you chum?
couldn't he chum?
couldn't we chum?
couldn't you chum?
couldn't they chum? 	couldn't I be chumming?
couldn't you be chumming?
couldn't he be chumming?
couldn't we be chumming?
couldn't you be chumming?
couldn't they be chumming? 	couldn't I have chummed?
couldn't you have chummed?
couldn't he have chummed?
couldn't we have chummed?
couldn't you have chummed?
couldn't they have chummed? 	couldn't I have been chumming?
couldn't you have been chumming?
couldn't he have been chumming?
couldn't we have been chumming?
couldn't you have been chumming?
couldn't they have been chumming?