I must tranquilise you must tranquilise he must tranquilise we must tranquilise you must tranquilise they must tranquilise
V-ing form
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
I must have tranquilised you must have tranquilised he must have tranquilised we must have tranquilised you must have tranquilised they must have tranquilised
V-ing perfect
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
I must not tranquilise you must not tranquilise he must not tranquilise we must not tranquilise you must not tranquilise they must not tranquilise
V-ing form
I must not be tranquilising you must not be tranquilising he must not be tranquilising we must not be tranquilising you must not be tranquilising they must not be tranquilising
Perfect
I must not have tranquilised you must not have tranquilised he must not have tranquilised we must not have tranquilised you must not have tranquilised they must not have tranquilised
V-ing perfect
I must not have been tranquilising you must not have been tranquilising he must not have been tranquilising we must not have been tranquilising you must not have been tranquilising they must not have been tranquilising
Interrogative form
Simple form
must I tranquilise? must you tranquilise? must he tranquilise? must we tranquilise? must you tranquilise? must they tranquilise?
V-ing form
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
must I have tranquilised? must you have tranquilised? must he have tranquilised? must we have tranquilised? must you have tranquilised? must they have tranquilised?
V-ing perfect
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
must I not tranquilise? must you not tranquilise? must he not tranquilise? must we not tranquilise? must you not tranquilise? must they not tranquilise?
V-ing form
must I not be tranquilising? must you not be tranquilising? must he not be tranquilising? must we not be tranquilising? must you not be tranquilising? must they not be tranquilising?
Perfect
must I not have tranquilised? must you not have tranquilised? must he not have tranquilised? must we not have tranquilised? must you not have tranquilised? must they not have tranquilised?
V-ing perfect
must I not have been tranquilising? must you not have been tranquilising? must he not have been tranquilising? must we not have been tranquilising? must you not have been tranquilising? must they not have been tranquilising?