could bush
Regular verb: bush - bushed- bushed

Affirmation 	
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I could bush
you could bush
he could bush
we could bush
you could bush
they could bush 	I could be bushing
you could be bushing
he could be bushing
we could be bushing
you could be bushing
they could be bushing	I could have bushed
you could have bushed
he could have bushed
we could have bushed
you could have bushed
they could have bushed	I could have been bushing
you could have been bushing
he could have been bushing
we could have been bushing
you could have been bushing
they could have been bushing	

Negation 	
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I couldn't bush
you couldn't bush
he couldn't bush
we couldn't bush
you couldn't bush
they couldn't bush 	I couldn't be bushing
you couldn't be bushing
he couldn't be bushing
we couldn't be bushing
you couldn't be bushing
they couldn't be bushing	I couldn't have bushed
you couldn't have bushed
he couldn't have bushed
we couldn't have bushed
you couldn't have bushed
they couldn't have bushed	I couldn't have been bushing
you couldn't have been bushing
he couldn't have been bushing
we couldn't have been bushing
you couldn't have been bushing
they couldn't have been bushing	

Interrogative form 	
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could I bush?
could you bush?
could he bush?
could we bush?
could you bush?
could they bush? 	could I be bushing?
could you be bushing?
could he be bushing?
could we be bushing?
could you be bushing?
could they be bushing? 	could I have bushed?
could you have bushed?
could he have bushed?
could we have bushed?
could you have bushed?
could they have bushed? 	could I have been bushing?
could you have been bushing?
could he have been bushing?
could we have been bushing?
could you have been bushing?
could they have been bushing? 	

Interro-negative form 	
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couldn't I bush?
couldn't you bush?
couldn't he bush?
couldn't we bush?
couldn't you bush?
couldn't they bush? 	couldn't I be bushing?
couldn't you be bushing?
couldn't he be bushing?
couldn't we be bushing?
couldn't you be bushing?
couldn't they be bushing? 	couldn't I have bushed?
couldn't you have bushed?
couldn't he have bushed?
couldn't we have bushed?
couldn't you have bushed?
couldn't they have bushed? 	couldn't I have been bushing?
couldn't you have been bushing?
couldn't he have been bushing?
couldn't we have been bushing?
couldn't you have been bushing?
couldn't they have been bushing?