could kayak
Verbo regular: kayak - kayaked- kayaked

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could kayak
you could kayak
he could kayak
we could kayak
you could kayak
they could kayak 	I could be kayaking
you could be kayaking
he could be kayaking
we could be kayaking
you could be kayaking
they could be kayaking	I could have kayaked
you could have kayaked
he could have kayaked
we could have kayaked
you could have kayaked
they could have kayaked	I could have been kayaking
you could have been kayaking
he could have been kayaking
we could have been kayaking
you could have been kayaking
they could have been kayaking	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't kayak
you couldn't kayak
he couldn't kayak
we couldn't kayak
you couldn't kayak
they couldn't kayak 	I couldn't be kayaking
you couldn't be kayaking
he couldn't be kayaking
we couldn't be kayaking
you couldn't be kayaking
they couldn't be kayaking	I couldn't have kayaked
you couldn't have kayaked
he couldn't have kayaked
we couldn't have kayaked
you couldn't have kayaked
they couldn't have kayaked	I couldn't have been kayaking
you couldn't have been kayaking
he couldn't have been kayaking
we couldn't have been kayaking
you couldn't have been kayaking
they couldn't have been kayaking	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I kayak?
could you kayak?
could he kayak?
could we kayak?
could you kayak?
could they kayak? 	could I be kayaking?
could you be kayaking?
could he be kayaking?
could we be kayaking?
could you be kayaking?
could they be kayaking? 	could I have kayaked?
could you have kayaked?
could he have kayaked?
could we have kayaked?
could you have kayaked?
could they have kayaked? 	could I have been kayaking?
could you have been kayaking?
could he have been kayaking?
could we have been kayaking?
could you have been kayaking?
could they have been kayaking? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I kayak?
couldn't you kayak?
couldn't he kayak?
couldn't we kayak?
couldn't you kayak?
couldn't they kayak? 	couldn't I be kayaking?
couldn't you be kayaking?
couldn't he be kayaking?
couldn't we be kayaking?
couldn't you be kayaking?
couldn't they be kayaking? 	couldn't I have kayaked?
couldn't you have kayaked?
couldn't he have kayaked?
couldn't we have kayaked?
couldn't you have kayaked?
couldn't they have kayaked? 	couldn't I have been kayaking?
couldn't you have been kayaking?
couldn't he have been kayaking?
couldn't we have been kayaking?
couldn't you have been kayaking?
couldn't they have been kayaking?