English verb conjugation
COULD MODERNISE

Regular verb: modernise - modernised - modernised

Affirmation

Simple form	V-ing form
I could modernise you could modernise he could modernise we could modernise you could modernise they could modernise	I could be modernising you could be modernising he could be modernising we could be modernising you could be modernising they could be modernising
Perfect	V-ing perfect
I could have modernised you could have modernised he could have modernised we could have modernised you could have modernised they could have modernised	I could have been modernising you could have been modernising he could have been modernising we could have been modernising you could have been modernising they could have been modernising

Negation

Simple form	V-ing form
I couldn't modernise you couldn't modernise he couldn't modernise we couldn't modernise you couldn't modernise they couldn't modernise	I couldn't be modernising you couldn't be modernising he couldn't be modernising we couldn't be modernising you couldn't be modernising they couldn't be modernising
Perfect	V-ing perfect
I couldn't have modernised you couldn't have modernised he couldn't have modernised we couldn't have modernised you couldn't have modernised they couldn't have modernised	I couldn't have been modernising you couldn't have been modernising he couldn't have been modernising we couldn't have been modernising you couldn't have been modernising they couldn't have been modernising

Interrogative form

Simple form	V-ing form
could I modernise? could you modernise? could he modernise? could we modernise? could you modernise? could they modernise?	could I be modernising? could you be modernising? could he be modernising? could we be modernising? could you be modernising? could they be modernising?
Perfect	V-ing perfect
could I have modernised? could you have modernised? could he have modernised? could we have modernised? could you have modernised? could they have modernised?	could I have been modernising? could you have been modernising? could he have been modernising? could we have been modernising? could you have been modernising? could they have been modernising?

Interro-negative form

Simple form	V-ing form
couldn't I modernise? couldn't you modernise? couldn't he modernise? couldn't we modernise? couldn't you modernise? couldn't they modernise?	couldn't I be modernising? couldn't you be modernising? couldn't he be modernising? couldn't we be modernising? couldn't you be modernising? couldn't they be modernising?
Perfect	V-ing perfect
couldn't I have modernised? couldn't you have modernised? couldn't he have modernised? couldn't we have modernised? couldn't you have modernised? couldn't they have modernised?	couldn't I have been modernising? couldn't you have been modernising? couldn't he have been modernising? couldn't we have been modernising? couldn't you have been modernising? couldn't they have been modernising?