English verb conjugation
MUST CRITICISE

Regular verb: criticise - criticised - criticised

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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