English verb conjugation
MUST CONCRETISE

Regular verb: concretise - concretised - concretised

Affirmation

Simple form	V-ing form
I must concretise you must concretise she must concretise we must concretise you must concretise they must concretise	I must be concretising you must be concretising she must be concretising we must be concretising you must be concretising they must be concretising
Perfect	V-ing perfect
I must have concretised you must have concretised she must have concretised we must have concretised you must have concretised they must have concretised	I must have been concretising you must have been concretising she must have been concretising we must have been concretising you must have been concretising they must have been concretising

Negation

Simple form	V-ing form
I mustn't concretise you mustn't concretise she mustn't concretise we mustn't concretise you mustn't concretise they mustn't concretise	I mustn't be concretising you mustn't be concretising she mustn't be concretising we mustn't be concretising you mustn't be concretising they mustn't be concretising
Perfect	V-ing perfect
I mustn't have concretised you mustn't have concretised she mustn't have concretised we mustn't have concretised you mustn't have concretised they mustn't have concretised	I mustn't have been concretising you mustn't have been concretising she mustn't have been concretising we mustn't have been concretising you mustn't have been concretising they mustn't have been concretising

Interrogative form

Simple form	V-ing form
must I concretise? must you concretise? must she concretise? must we concretise? must you concretise? must they concretise?	must I be concretising? must you be concretising? must she be concretising? must we be concretising? must you be concretising? must they be concretising?
Perfect	V-ing perfect
must I have concretised? must you have concretised? must she have concretised? must we have concretised? must you have concretised? must they have concretised?	must I have been concretising? must you have been concretising? must she have been concretising? must we have been concretising? must you have been concretising? must they have been concretising?

Interro-negative form

Simple form	V-ing form
mustn't I concretise? mustn't you concretise? mustn't she concretise? mustn't we concretise? mustn't you concretise? mustn't they concretise?	mustn't I be concretising? mustn't you be concretising? mustn't she be concretising? mustn't we be concretising? mustn't you be concretising? mustn't they be concretising?
Perfect	V-ing perfect
mustn't I have concretised? mustn't you have concretised? mustn't she have concretised? mustn't we have concretised? mustn't you have concretised? mustn't they have concretised?	mustn't I have been concretising? mustn't you have been concretising? mustn't she have been concretising? mustn't we have been concretising? mustn't you have been concretising? mustn't they have been concretising?