English verb conjugation
MUST TRANQUILISE

Regular verb: tranquilise - tranquilised - tranquilised

Affirmation

Simple form	V-ing form
I must tranquilise you must tranquilise he must tranquilise we must tranquilise you must tranquilise they must tranquilise	I must be tranquilising you must be tranquilising he must be tranquilising we must be tranquilising you must be tranquilising they must be tranquilising
Perfect	V-ing perfect
I must have tranquilised you must have tranquilised he must have tranquilised we must have tranquilised you must have tranquilised they must have tranquilised	I must have been tranquilising you must have been tranquilising he must have been tranquilising we must have been tranquilising you must have been tranquilising they must have been tranquilising

Negation

Simple form	V-ing form
I mustn't tranquilise you mustn't tranquilise he mustn't tranquilise we mustn't tranquilise you mustn't tranquilise they mustn't tranquilise	I mustn't be tranquilising you mustn't be tranquilising he mustn't be tranquilising we mustn't be tranquilising you mustn't be tranquilising they mustn't be tranquilising
Perfect	V-ing perfect
I mustn't have tranquilised you mustn't have tranquilised he mustn't have tranquilised we mustn't have tranquilised you mustn't have tranquilised they mustn't have tranquilised	I mustn't have been tranquilising you mustn't have been tranquilising he mustn't have been tranquilising we mustn't have been tranquilising you mustn't have been tranquilising they mustn't have been tranquilising

Interrogative form

Simple form	V-ing form
must I tranquilise? must you tranquilise? must he tranquilise? must we tranquilise? must you tranquilise? must they tranquilise?	must I be tranquilising? must you be tranquilising? must he be tranquilising? must we be tranquilising? must you be tranquilising? must they be tranquilising?
Perfect	V-ing perfect
must I have tranquilised? must you have tranquilised? must he have tranquilised? must we have tranquilised? must you have tranquilised? must they have tranquilised?	must I have been tranquilising? must you have been tranquilising? must he have been tranquilising? must we have been tranquilising? must you have been tranquilising? must they have been tranquilising?

Interro-negative form

Simple form	V-ing form
mustn't I tranquilise? mustn't you tranquilise? mustn't he tranquilise? mustn't we tranquilise? mustn't you tranquilise? mustn't they tranquilise?	mustn't I be tranquilising? mustn't you be tranquilising? mustn't he be tranquilising? mustn't we be tranquilising? mustn't you be tranquilising? mustn't they be tranquilising?
Perfect	V-ing perfect
mustn't I have tranquilised? mustn't you have tranquilised? mustn't he have tranquilised? mustn't we have tranquilised? mustn't you have tranquilised? mustn't they have tranquilised?	mustn't I have been tranquilising? mustn't you have been tranquilising? mustn't he have been tranquilising? mustn't we have been tranquilising? mustn't you have been tranquilising? mustn't they have been tranquilising?