I must denaturalise you must denaturalise she must denaturalise we must denaturalise you must denaturalise they must denaturalise
V-ing form
I must be denaturalising you must be denaturalising she must be denaturalising we must be denaturalising you must be denaturalising they must be denaturalising
Perfect
I must have denaturalised you must have denaturalised she must have denaturalised we must have denaturalised you must have denaturalised they must have denaturalised
V-ing perfect
I must have been denaturalising you must have been denaturalising she must have been denaturalising we must have been denaturalising you must have been denaturalising they must have been denaturalising
Negation
Simple form
I must not denaturalise you must not denaturalise she must not denaturalise we must not denaturalise you must not denaturalise they must not denaturalise
V-ing form
I must not be denaturalising you must not be denaturalising she must not be denaturalising we must not be denaturalising you must not be denaturalising they must not be denaturalising
Perfect
I must not have denaturalised you must not have denaturalised she must not have denaturalised we must not have denaturalised you must not have denaturalised they must not have denaturalised
V-ing perfect
I must not have been denaturalising you must not have been denaturalising she must not have been denaturalising we must not have been denaturalising you must not have been denaturalising they must not have been denaturalising
Interrogative form
Simple form
must I denaturalise? must you denaturalise? must she denaturalise? must we denaturalise? must you denaturalise? must they denaturalise?
V-ing form
must I be denaturalising? must you be denaturalising? must she be denaturalising? must we be denaturalising? must you be denaturalising? must they be denaturalising?
Perfect
must I have denaturalised? must you have denaturalised? must she have denaturalised? must we have denaturalised? must you have denaturalised? must they have denaturalised?
V-ing perfect
must I have been denaturalising? must you have been denaturalising? must she have been denaturalising? must we have been denaturalising? must you have been denaturalising? must they have been denaturalising?
Interro-negative form
Simple form
must I not denaturalise? must you not denaturalise? must she not denaturalise? must we not denaturalise? must you not denaturalise? must they not denaturalise?
V-ing form
must I not be denaturalising? must you not be denaturalising? must she not be denaturalising? must we not be denaturalising? must you not be denaturalising? must they not be denaturalising?
Perfect
must I not have denaturalised? must you not have denaturalised? must she not have denaturalised? must we not have denaturalised? must you not have denaturalised? must they not have denaturalised?
V-ing perfect
must I not have been denaturalising? must you not have been denaturalising? must she not have been denaturalising? must we not have been denaturalising? must you not have been denaturalising? must they not have been denaturalising?