could anesthetise
Regular verb: anesthetise - anesthetised- anesthetised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could anesthetise
you could anesthetise
he could anesthetise
we could anesthetise
you could anesthetise
they could anesthetise 	I could be anesthetising
you could be anesthetising
he could be anesthetising
we could be anesthetising
you could be anesthetising
they could be anesthetising	I could have anesthetised
you could have anesthetised
he could have anesthetised
we could have anesthetised
you could have anesthetised
they could have anesthetised	I could have been anesthetising
you could have been anesthetising
he could have been anesthetising
we could have been anesthetising
you could have been anesthetising
they could have been anesthetising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't anesthetise
you couldn't anesthetise
he couldn't anesthetise
we couldn't anesthetise
you couldn't anesthetise
they couldn't anesthetise 	I couldn't be anesthetising
you couldn't be anesthetising
he couldn't be anesthetising
we couldn't be anesthetising
you couldn't be anesthetising
they couldn't be anesthetising	I couldn't have anesthetised
you couldn't have anesthetised
he couldn't have anesthetised
we couldn't have anesthetised
you couldn't have anesthetised
they couldn't have anesthetised	I couldn't have been anesthetising
you couldn't have been anesthetising
he couldn't have been anesthetising
we couldn't have been anesthetising
you couldn't have been anesthetising
they couldn't have been anesthetising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I anesthetise?
could you anesthetise?
could he anesthetise?
could we anesthetise?
could you anesthetise?
could they anesthetise? 	could I be anesthetising?
could you be anesthetising?
could he be anesthetising?
could we be anesthetising?
could you be anesthetising?
could they be anesthetising? 	could I have anesthetised?
could you have anesthetised?
could he have anesthetised?
could we have anesthetised?
could you have anesthetised?
could they have anesthetised? 	could I have been anesthetising?
could you have been anesthetising?
could he have been anesthetising?
could we have been anesthetising?
could you have been anesthetising?
could they have been anesthetising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I anesthetise?
couldn't you anesthetise?
couldn't he anesthetise?
couldn't we anesthetise?
couldn't you anesthetise?
couldn't they anesthetise? 	couldn't I be anesthetising?
couldn't you be anesthetising?
couldn't he be anesthetising?
couldn't we be anesthetising?
couldn't you be anesthetising?
couldn't they be anesthetising? 	couldn't I have anesthetised?
couldn't you have anesthetised?
couldn't he have anesthetised?
couldn't we have anesthetised?
couldn't you have anesthetised?
couldn't they have anesthetised? 	couldn't I have been anesthetising?
couldn't you have been anesthetising?
couldn't he have been anesthetising?
couldn't we have been anesthetising?
couldn't you have been anesthetising?
couldn't they have been anesthetising?