could welch
Verbe régulier : welch - welched- welched

Affirmation 	
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I could welch
you could welch
he could welch
we could welch
you could welch
they could welch 	I could be welching
you could be welching
he could be welching
we could be welching
you could be welching
they could be welching	I could have welched
you could have welched
he could have welched
we could have welched
you could have welched
they could have welched	I could have been welching
you could have been welching
he could have been welching
we could have been welching
you could have been welching
they could have been welching	

Négation 	
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I couldn't welch
you couldn't welch
he couldn't welch
we couldn't welch
you couldn't welch
they couldn't welch 	I couldn't be welching
you couldn't be welching
he couldn't be welching
we couldn't be welching
you couldn't be welching
they couldn't be welching	I couldn't have welched
you couldn't have welched
he couldn't have welched
we couldn't have welched
you couldn't have welched
they couldn't have welched	I couldn't have been welching
you couldn't have been welching
he couldn't have been welching
we couldn't have been welching
you couldn't have been welching
they couldn't have been welching	

Forme interrogative 	
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could I welch?
could you welch?
could he welch?
could we welch?
could you welch?
could they welch? 	could I be welching?
could you be welching?
could he be welching?
could we be welching?
could you be welching?
could they be welching? 	could I have welched?
could you have welched?
could he have welched?
could we have welched?
could you have welched?
could they have welched? 	could I have been welching?
could you have been welching?
could he have been welching?
could we have been welching?
could you have been welching?
could they have been welching? 	

Forme interro-négative 	
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couldn't I welch?
couldn't you welch?
couldn't he welch?
couldn't we welch?
couldn't you welch?
couldn't they welch? 	couldn't I be welching?
couldn't you be welching?
couldn't he be welching?
couldn't we be welching?
couldn't you be welching?
couldn't they be welching? 	couldn't I have welched?
couldn't you have welched?
couldn't he have welched?
couldn't we have welched?
couldn't you have welched?
couldn't they have welched? 	couldn't I have been welching?
couldn't you have been welching?
couldn't he have been welching?
couldn't we have been welching?
couldn't you have been welching?
couldn't they have been welching?