could mushroom
Verbe régulier : mushroom - mushroomed- mushroomed

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could mushroom
you could mushroom
he could mushroom
we could mushroom
you could mushroom
they could mushroom 	I could be mushrooming
you could be mushrooming
he could be mushrooming
we could be mushrooming
you could be mushrooming
they could be mushrooming	I could have mushroomed
you could have mushroomed
he could have mushroomed
we could have mushroomed
you could have mushroomed
they could have mushroomed	I could have been mushrooming
you could have been mushrooming
he could have been mushrooming
we could have been mushrooming
you could have been mushrooming
they could have been mushrooming	

Négation 	
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I could not mushroom
you could not mushroom
he could not mushroom
we could not mushroom
you could not mushroom
they could not mushroom 	I could not be mushrooming
you could not be mushrooming
he could not be mushrooming
we could not be mushrooming
you could not be mushrooming
they could not be mushrooming	I could not have mushroomed
you could not have mushroomed
he could not have mushroomed
we could not have mushroomed
you could not have mushroomed
they could not have mushroomed	I could not have been mushrooming
you could not have been mushrooming
he could not have been mushrooming
we could not have been mushrooming
you could not have been mushrooming
they could not have been mushrooming	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I mushroom?
could you mushroom?
could he mushroom?
could we mushroom?
could you mushroom?
could they mushroom? 	could I be mushrooming?
could you be mushrooming?
could he be mushrooming?
could we be mushrooming?
could you be mushrooming?
could they be mushrooming? 	could I have mushroomed?
could you have mushroomed?
could he have mushroomed?
could we have mushroomed?
could you have mushroomed?
could they have mushroomed? 	could I have been mushrooming?
could you have been mushrooming?
could he have been mushrooming?
could we have been mushrooming?
could you have been mushrooming?
could they have been mushrooming? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not mushroom?
could you not mushroom?
could he not mushroom?
could we not mushroom?
could you not mushroom?
could they not mushroom? 	could I not be mushrooming?
could you not be mushrooming?
could he not be mushrooming?
could we not be mushrooming?
could you not be mushrooming?
could they not be mushrooming? 	could I not have mushroomed?
could you not have mushroomed?
could he not have mushroomed?
could we not have mushroomed?
could you not have mushroomed?
could they not have mushroomed? 	could I not have been mushrooming?
could you not have been mushrooming?
could he not have been mushrooming?
could we not have been mushrooming?
could you not have been mushrooming?
could they not have been mushrooming?