could bartend
Regular verb: bartend - bartended- bartended

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could bartend
you could bartend
he could bartend
we could bartend
you could bartend
they could bartend 	I could be bartending
you could be bartending
he could be bartending
we could be bartending
you could be bartending
they could be bartending	I could have bartended
you could have bartended
he could have bartended
we could have bartended
you could have bartended
they could have bartended	I could have been bartending
you could have been bartending
he could have been bartending
we could have been bartending
you could have been bartending
they could have been bartending	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't bartend
you couldn't bartend
he couldn't bartend
we couldn't bartend
you couldn't bartend
they couldn't bartend 	I couldn't be bartending
you couldn't be bartending
he couldn't be bartending
we couldn't be bartending
you couldn't be bartending
they couldn't be bartending	I couldn't have bartended
you couldn't have bartended
he couldn't have bartended
we couldn't have bartended
you couldn't have bartended
they couldn't have bartended	I couldn't have been bartending
you couldn't have been bartending
he couldn't have been bartending
we couldn't have been bartending
you couldn't have been bartending
they couldn't have been bartending	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I bartend?
could you bartend?
could he bartend?
could we bartend?
could you bartend?
could they bartend? 	could I be bartending?
could you be bartending?
could he be bartending?
could we be bartending?
could you be bartending?
could they be bartending? 	could I have bartended?
could you have bartended?
could he have bartended?
could we have bartended?
could you have bartended?
could they have bartended? 	could I have been bartending?
could you have been bartending?
could he have been bartending?
could we have been bartending?
could you have been bartending?
could they have been bartending? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I bartend?
couldn't you bartend?
couldn't he bartend?
couldn't we bartend?
couldn't you bartend?
couldn't they bartend? 	couldn't I be bartending?
couldn't you be bartending?
couldn't he be bartending?
couldn't we be bartending?
couldn't you be bartending?
couldn't they be bartending? 	couldn't I have bartended?
couldn't you have bartended?
couldn't he have bartended?
couldn't we have bartended?
couldn't you have bartended?
couldn't they have bartended? 	couldn't I have been bartending?
couldn't you have been bartending?
couldn't he have been bartending?
couldn't we have been bartending?
couldn't you have been bartending?
couldn't they have been bartending?