I must platinise you must platinise she must platinise we must platinise you must platinise they must platinise
V-ing form
I must be platinising you must be platinising she must be platinising we must be platinising you must be platinising they must be platinising
Perfect
I must have platinised you must have platinised she must have platinised we must have platinised you must have platinised they must have platinised
V-ing perfect
I must have been platinising you must have been platinising she must have been platinising we must have been platinising you must have been platinising they must have been platinising
Negation
Simple form
I must not platinise you must not platinise she must not platinise we must not platinise you must not platinise they must not platinise
V-ing form
I must not be platinising you must not be platinising she must not be platinising we must not be platinising you must not be platinising they must not be platinising
Perfect
I must not have platinised you must not have platinised she must not have platinised we must not have platinised you must not have platinised they must not have platinised
V-ing perfect
I must not have been platinising you must not have been platinising she must not have been platinising we must not have been platinising you must not have been platinising they must not have been platinising
Interrogative form
Simple form
must I platinise? must you platinise? must she platinise? must we platinise? must you platinise? must they platinise?
V-ing form
must I be platinising? must you be platinising? must she be platinising? must we be platinising? must you be platinising? must they be platinising?
Perfect
must I have platinised? must you have platinised? must she have platinised? must we have platinised? must you have platinised? must they have platinised?
V-ing perfect
must I have been platinising? must you have been platinising? must she have been platinising? must we have been platinising? must you have been platinising? must they have been platinising?
Interro-negative form
Simple form
must I not platinise? must you not platinise? must she not platinise? must we not platinise? must you not platinise? must they not platinise?
V-ing form
must I not be platinising? must you not be platinising? must she not be platinising? must we not be platinising? must you not be platinising? must they not be platinising?
Perfect
must I not have platinised? must you not have platinised? must she not have platinised? must we not have platinised? must you not have platinised? must they not have platinised?
V-ing perfect
must I not have been platinising? must you not have been platinising? must she not have been platinising? must we not have been platinising? must you not have been platinising? must they not have been platinising?