English verb conjugation
COULD CRITICISE

Regular verb: criticise - criticised - criticised

Affirmation

Simple form	V-ing form
I could criticise you could criticise she could criticise we could criticise you could criticise they could criticise	I could be criticising you could be criticising she could be criticising we could be criticising you could be criticising they could be criticising
Perfect	V-ing perfect
I could have criticised you could have criticised she could have criticised we could have criticised you could have criticised they could have criticised	I could have been criticising you could have been criticising she could have been criticising we could have been criticising you could have been criticising they could have been criticising

Negation

Simple form	V-ing form
I couldn't criticise you couldn't criticise she couldn't criticise we couldn't criticise you couldn't criticise they couldn't criticise	I couldn't be criticising you couldn't be criticising she couldn't be criticising we couldn't be criticising you couldn't be criticising they couldn't be criticising
Perfect	V-ing perfect
I couldn't have criticised you couldn't have criticised she couldn't have criticised we couldn't have criticised you couldn't have criticised they couldn't have criticised	I couldn't have been criticising you couldn't have been criticising she couldn't have been criticising we couldn't have been criticising you couldn't have been criticising they couldn't have been criticising

Interrogative form

Simple form	V-ing form
could I criticise? could you criticise? could she criticise? could we criticise? could you criticise? could they criticise?	could I be criticising? could you be criticising? could she be criticising? could we be criticising? could you be criticising? could they be criticising?
Perfect	V-ing perfect
could I have criticised? could you have criticised? could she have criticised? could we have criticised? could you have criticised? could they have criticised?	could I have been criticising? could you have been criticising? could she have been criticising? could we have been criticising? could you have been criticising? could they have been criticising?

Interro-negative form

Simple form	V-ing form
couldn't I criticise? couldn't you criticise? couldn't she criticise? couldn't we criticise? couldn't you criticise? couldn't they criticise?	couldn't I be criticising? couldn't you be criticising? couldn't she be criticising? couldn't we be criticising? couldn't you be criticising? couldn't they be criticising?
Perfect	V-ing perfect
couldn't I have criticised? couldn't you have criticised? couldn't she have criticised? couldn't we have criticised? couldn't you have criticised? couldn't they have criticised?	couldn't I have been criticising? couldn't you have been criticising? couldn't she have been criticising? couldn't we have been criticising? couldn't you have been criticising? couldn't they have been criticising?