English verb conjugation
CAN CRITICISE

Regular verb: criticise - criticised - criticised

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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