English verb conjugation
MUST PARENTHESISE

Regular verb: parenthesise - parenthesised - parenthesised

Affirmation

Simple form	V-ing form
I must parenthesise you must parenthesise he must parenthesise we must parenthesise you must parenthesise they must parenthesise	I must be parenthesising you must be parenthesising he must be parenthesising we must be parenthesising you must be parenthesising they must be parenthesising
Perfect	V-ing perfect
I must have parenthesised you must have parenthesised he must have parenthesised we must have parenthesised you must have parenthesised they must have parenthesised	I must have been parenthesising you must have been parenthesising he must have been parenthesising we must have been parenthesising you must have been parenthesising they must have been parenthesising

Negation

Simple form	V-ing form
I mustn't parenthesise you mustn't parenthesise he mustn't parenthesise we mustn't parenthesise you mustn't parenthesise they mustn't parenthesise	I mustn't be parenthesising you mustn't be parenthesising he mustn't be parenthesising we mustn't be parenthesising you mustn't be parenthesising they mustn't be parenthesising
Perfect	V-ing perfect
I mustn't have parenthesised you mustn't have parenthesised he mustn't have parenthesised we mustn't have parenthesised you mustn't have parenthesised they mustn't have parenthesised	I mustn't have been parenthesising you mustn't have been parenthesising he mustn't have been parenthesising we mustn't have been parenthesising you mustn't have been parenthesising they mustn't have been parenthesising

Interrogative form

Simple form	V-ing form
must I parenthesise? must you parenthesise? must he parenthesise? must we parenthesise? must you parenthesise? must they parenthesise?	must I be parenthesising? must you be parenthesising? must he be parenthesising? must we be parenthesising? must you be parenthesising? must they be parenthesising?
Perfect	V-ing perfect
must I have parenthesised? must you have parenthesised? must he have parenthesised? must we have parenthesised? must you have parenthesised? must they have parenthesised?	must I have been parenthesising? must you have been parenthesising? must he have been parenthesising? must we have been parenthesising? must you have been parenthesising? must they have been parenthesising?

Interro-negative form

Simple form	V-ing form
mustn't I parenthesise? mustn't you parenthesise? mustn't he parenthesise? mustn't we parenthesise? mustn't you parenthesise? mustn't they parenthesise?	mustn't I be parenthesising? mustn't you be parenthesising? mustn't he be parenthesising? mustn't we be parenthesising? mustn't you be parenthesising? mustn't they be parenthesising?
Perfect	V-ing perfect
mustn't I have parenthesised? mustn't you have parenthesised? mustn't he have parenthesised? mustn't we have parenthesised? mustn't you have parenthesised? mustn't they have parenthesised?	mustn't I have been parenthesising? mustn't you have been parenthesising? mustn't he have been parenthesising? mustn't we have been parenthesising? mustn't you have been parenthesising? mustn't they have been parenthesising?