English verb conjugation
MUST DIS

Regular verb: dis - dised - dised

Affirmation

Simple form	V-ing form
I must dis you must dis he must dis we must dis you must dis they must dis	I must be dising you must be dising he must be dising we must be dising you must be dising they must be dising
Perfect	V-ing perfect
I must have dised you must have dised he must have dised we must have dised you must have dised they must have dised	I must have been dising you must have been dising he must have been dising we must have been dising you must have been dising they must have been dising

Negation

Simple form	V-ing form
I must not dis you must not dis he must not dis we must not dis you must not dis they must not dis	I must not be dising you must not be dising he must not be dising we must not be dising you must not be dising they must not be dising
Perfect	V-ing perfect
I must not have dised you must not have dised he must not have dised we must not have dised you must not have dised they must not have dised	I must not have been dising you must not have been dising he must not have been dising we must not have been dising you must not have been dising they must not have been dising

Interrogative form

Simple form	V-ing form
must I dis? must you dis? must he dis? must we dis? must you dis? must they dis?	must I be dising? must you be dising? must he be dising? must we be dising? must you be dising? must they be dising?
Perfect	V-ing perfect
must I have dised? must you have dised? must he have dised? must we have dised? must you have dised? must they have dised?	must I have been dising? must you have been dising? must he have been dising? must we have been dising? must you have been dising? must they have been dising?

Interro-negative form

Simple form	V-ing form
must I not dis? must you not dis? must he not dis? must we not dis? must you not dis? must they not dis?	must I not be dising? must you not be dising? must he not be dising? must we not be dising? must you not be dising? must they not be dising?
Perfect	V-ing perfect
must I not have dised? must you not have dised? must he not have dised? must we not have dised? must you not have dised? must they not have dised?	must I not have been dising? must you not have been dising? must he not have been dising? must we not have been dising? must you not have been dising? must they not have been dising?