could energise
Regular verb: energise - energised- energised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could energise
you could energise
he could energise
we could energise
you could energise
they could energise 	I could be energising
you could be energising
he could be energising
we could be energising
you could be energising
they could be energising	I could have energised
you could have energised
he could have energised
we could have energised
you could have energised
they could have energised	I could have been energising
you could have been energising
he could have been energising
we could have been energising
you could have been energising
they could have been energising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't energise
you couldn't energise
he couldn't energise
we couldn't energise
you couldn't energise
they couldn't energise 	I couldn't be energising
you couldn't be energising
he couldn't be energising
we couldn't be energising
you couldn't be energising
they couldn't be energising	I couldn't have energised
you couldn't have energised
he couldn't have energised
we couldn't have energised
you couldn't have energised
they couldn't have energised	I couldn't have been energising
you couldn't have been energising
he couldn't have been energising
we couldn't have been energising
you couldn't have been energising
they couldn't have been energising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I energise?
could you energise?
could he energise?
could we energise?
could you energise?
could they energise? 	could I be energising?
could you be energising?
could he be energising?
could we be energising?
could you be energising?
could they be energising? 	could I have energised?
could you have energised?
could he have energised?
could we have energised?
could you have energised?
could they have energised? 	could I have been energising?
could you have been energising?
could he have been energising?
could we have been energising?
could you have been energising?
could they have been energising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I energise?
couldn't you energise?
couldn't he energise?
couldn't we energise?
couldn't you energise?
couldn't they energise? 	couldn't I be energising?
couldn't you be energising?
couldn't he be energising?
couldn't we be energising?
couldn't you be energising?
couldn't they be energising? 	couldn't I have energised?
couldn't you have energised?
couldn't he have energised?
couldn't we have energised?
couldn't you have energised?
couldn't they have energised? 	couldn't I have been energising?
couldn't you have been energising?
couldn't he have been energising?
couldn't we have been energising?
couldn't you have been energising?
couldn't they have been energising?