I must agonise you must agonise she must agonise we must agonise you must agonise they must agonise
V-ing form
I must be agonising you must be agonising she must be agonising we must be agonising you must be agonising they must be agonising
Perfect
I must have agonised you must have agonised she must have agonised we must have agonised you must have agonised they must have agonised
V-ing perfect
I must have been agonising you must have been agonising she must have been agonising we must have been agonising you must have been agonising they must have been agonising
Negation
Simple form
I must not agonise you must not agonise she must not agonise we must not agonise you must not agonise they must not agonise
V-ing form
I must not be agonising you must not be agonising she must not be agonising we must not be agonising you must not be agonising they must not be agonising
Perfect
I must not have agonised you must not have agonised she must not have agonised we must not have agonised you must not have agonised they must not have agonised
V-ing perfect
I must not have been agonising you must not have been agonising she must not have been agonising we must not have been agonising you must not have been agonising they must not have been agonising
Interrogative form
Simple form
must I agonise? must you agonise? must she agonise? must we agonise? must you agonise? must they agonise?
V-ing form
must I be agonising? must you be agonising? must she be agonising? must we be agonising? must you be agonising? must they be agonising?
Perfect
must I have agonised? must you have agonised? must she have agonised? must we have agonised? must you have agonised? must they have agonised?
V-ing perfect
must I have been agonising? must you have been agonising? must she have been agonising? must we have been agonising? must you have been agonising? must they have been agonising?
Interro-negative form
Simple form
must I not agonise? must you not agonise? must she not agonise? must we not agonise? must you not agonise? must they not agonise?
V-ing form
must I not be agonising? must you not be agonising? must she not be agonising? must we not be agonising? must you not be agonising? must they not be agonising?
Perfect
must I not have agonised? must you not have agonised? must she not have agonised? must we not have agonised? must you not have agonised? must they not have agonised?
V-ing perfect
must I not have been agonising? must you not have been agonising? must she not have been agonising? must we not have been agonising? must you not have been agonising? must they not have been agonising?