could deke
Regular verb: deke - deked- deked

Affirmation 	
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I could deke
you could deke
she could deke
we could deke
you could deke
they could deke 	I could be deking
you could be deking
she could be deking
we could be deking
you could be deking
they could be deking	I could have deked
you could have deked
she could have deked
we could have deked
you could have deked
they could have deked	I could have been deking
you could have been deking
she could have been deking
we could have been deking
you could have been deking
they could have been deking	

Negation 	
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I couldn't deke
you couldn't deke
she couldn't deke
we couldn't deke
you couldn't deke
they couldn't deke 	I couldn't be deking
you couldn't be deking
she couldn't be deking
we couldn't be deking
you couldn't be deking
they couldn't be deking	I couldn't have deked
you couldn't have deked
she couldn't have deked
we couldn't have deked
you couldn't have deked
they couldn't have deked	I couldn't have been deking
you couldn't have been deking
she couldn't have been deking
we couldn't have been deking
you couldn't have been deking
they couldn't have been deking	

Interrogative form 	
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could I deke?
could you deke?
could she deke?
could we deke?
could you deke?
could they deke? 	could I be deking?
could you be deking?
could she be deking?
could we be deking?
could you be deking?
could they be deking? 	could I have deked?
could you have deked?
could she have deked?
could we have deked?
could you have deked?
could they have deked? 	could I have been deking?
could you have been deking?
could she have been deking?
could we have been deking?
could you have been deking?
could they have been deking? 	

Interro-negative form 	
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couldn't I deke?
couldn't you deke?
couldn't she deke?
couldn't we deke?
couldn't you deke?
couldn't they deke? 	couldn't I be deking?
couldn't you be deking?
couldn't she be deking?
couldn't we be deking?
couldn't you be deking?
couldn't they be deking? 	couldn't I have deked?
couldn't you have deked?
couldn't she have deked?
couldn't we have deked?
couldn't you have deked?
couldn't they have deked? 	couldn't I have been deking?
couldn't you have been deking?
couldn't she have been deking?
couldn't we have been deking?
couldn't you have been deking?
couldn't they have been deking?