could civilise
Regular verb: civilise - civilised- civilised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could civilise
you could civilise
he could civilise
we could civilise
you could civilise
they could civilise 	I could be civilising
you could be civilising
he could be civilising
we could be civilising
you could be civilising
they could be civilising	I could have civilised
you could have civilised
he could have civilised
we could have civilised
you could have civilised
they could have civilised	I could have been civilising
you could have been civilising
he could have been civilising
we could have been civilising
you could have been civilising
they could have been civilising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not civilise
you could not civilise
he could not civilise
we could not civilise
you could not civilise
they could not civilise 	I could not be civilising
you could not be civilising
he could not be civilising
we could not be civilising
you could not be civilising
they could not be civilising	I could not have civilised
you could not have civilised
he could not have civilised
we could not have civilised
you could not have civilised
they could not have civilised	I could not have been civilising
you could not have been civilising
he could not have been civilising
we could not have been civilising
you could not have been civilising
they could not have been civilising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I civilise?
could you civilise?
could he civilise?
could we civilise?
could you civilise?
could they civilise? 	could I be civilising?
could you be civilising?
could he be civilising?
could we be civilising?
could you be civilising?
could they be civilising? 	could I have civilised?
could you have civilised?
could he have civilised?
could we have civilised?
could you have civilised?
could they have civilised? 	could I have been civilising?
could you have been civilising?
could he have been civilising?
could we have been civilising?
could you have been civilising?
could they have been civilising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not civilise?
could you not civilise?
could he not civilise?
could we not civilise?
could you not civilise?
could they not civilise? 	could I not be civilising?
could you not be civilising?
could he not be civilising?
could we not be civilising?
could you not be civilising?
could they not be civilising? 	could I not have civilised?
could you not have civilised?
could he not have civilised?
could we not have civilised?
could you not have civilised?
could they not have civilised? 	could I not have been civilising?
could you not have been civilising?
could he not have been civilising?
could we not have been civilising?
could you not have been civilising?
could they not have been civilising?