English verb conjugation
COULD CIVILISE

Regular verb: civilise - civilised - civilised

Affirmation

Simple form	V-ing form
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
Perfect	V-ing perfect
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
I couldn't civilise you couldn't civilise he couldn't civilise we couldn't civilise you couldn't civilise they couldn't civilise	I couldn't be civilising you couldn't be civilising he couldn't be civilising we couldn't be civilising you couldn't be civilising they couldn't be civilising
Perfect	V-ing perfect
I couldn't have civilised you couldn't have civilised he couldn't have civilised we couldn't have civilised you couldn't have civilised they couldn't have civilised	I couldn't have been civilising you couldn't have been civilising he couldn't have been civilising we couldn't have been civilising you couldn't have been civilising they couldn't have been civilising

Interrogative form

Simple form	V-ing form
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?
Perfect	V-ing perfect
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
couldn't I civilise? couldn't you civilise? couldn't he civilise? couldn't we civilise? couldn't you civilise? couldn't they civilise?	couldn't I be civilising? couldn't you be civilising? couldn't he be civilising? couldn't we be civilising? couldn't you be civilising? couldn't they be civilising?
Perfect	V-ing perfect
couldn't I have civilised? couldn't you have civilised? couldn't he have civilised? couldn't we have civilised? couldn't you have civilised? couldn't they have civilised?	couldn't I have been civilising? couldn't you have been civilising? couldn't he have been civilising? couldn't we have been civilising? couldn't you have been civilising? couldn't they have been civilising?