could distend
Regular verb: distend - distended- distended

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could distend
you could distend
he could distend
we could distend
you could distend
they could distend 	I could be distending
you could be distending
he could be distending
we could be distending
you could be distending
they could be distending	I could have distended
you could have distended
he could have distended
we could have distended
you could have distended
they could have distended	I could have been distending
you could have been distending
he could have been distending
we could have been distending
you could have been distending
they could have been distending	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't distend
you couldn't distend
he couldn't distend
we couldn't distend
you couldn't distend
they couldn't distend 	I couldn't be distending
you couldn't be distending
he couldn't be distending
we couldn't be distending
you couldn't be distending
they couldn't be distending	I couldn't have distended
you couldn't have distended
he couldn't have distended
we couldn't have distended
you couldn't have distended
they couldn't have distended	I couldn't have been distending
you couldn't have been distending
he couldn't have been distending
we couldn't have been distending
you couldn't have been distending
they couldn't have been distending	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I distend?
could you distend?
could he distend?
could we distend?
could you distend?
could they distend? 	could I be distending?
could you be distending?
could he be distending?
could we be distending?
could you be distending?
could they be distending? 	could I have distended?
could you have distended?
could he have distended?
could we have distended?
could you have distended?
could they have distended? 	could I have been distending?
could you have been distending?
could he have been distending?
could we have been distending?
could you have been distending?
could they have been distending? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I distend?
couldn't you distend?
couldn't he distend?
couldn't we distend?
couldn't you distend?
couldn't they distend? 	couldn't I be distending?
couldn't you be distending?
couldn't he be distending?
couldn't we be distending?
couldn't you be distending?
couldn't they be distending? 	couldn't I have distended?
couldn't you have distended?
couldn't he have distended?
couldn't we have distended?
couldn't you have distended?
couldn't they have distended? 	couldn't I have been distending?
couldn't you have been distending?
couldn't he have been distending?
couldn't we have been distending?
couldn't you have been distending?
couldn't they have been distending?