English verb conjugation
MUST ROACH

Regular verb: roach - roached - roached

Affirmation

Simple form	V-ing form
I must roach you must roach he must roach we must roach you must roach they must roach	I must be roaching you must be roaching he must be roaching we must be roaching you must be roaching they must be roaching
Perfect	V-ing perfect
I must have roached you must have roached he must have roached we must have roached you must have roached they must have roached	I must have been roaching you must have been roaching he must have been roaching we must have been roaching you must have been roaching they must have been roaching

Negation

Simple form	V-ing form
I must not roach you must not roach he must not roach we must not roach you must not roach they must not roach	I must not be roaching you must not be roaching he must not be roaching we must not be roaching you must not be roaching they must not be roaching
Perfect	V-ing perfect
I must not have roached you must not have roached he must not have roached we must not have roached you must not have roached they must not have roached	I must not have been roaching you must not have been roaching he must not have been roaching we must not have been roaching you must not have been roaching they must not have been roaching

Interrogative form

Simple form	V-ing form
must I roach? must you roach? must he roach? must we roach? must you roach? must they roach?	must I be roaching? must you be roaching? must he be roaching? must we be roaching? must you be roaching? must they be roaching?
Perfect	V-ing perfect
must I have roached? must you have roached? must he have roached? must we have roached? must you have roached? must they have roached?	must I have been roaching? must you have been roaching? must he have been roaching? must we have been roaching? must you have been roaching? must they have been roaching?

Interro-negative form

Simple form	V-ing form
must I not roach? must you not roach? must he not roach? must we not roach? must you not roach? must they not roach?	must I not be roaching? must you not be roaching? must he not be roaching? must we not be roaching? must you not be roaching? must they not be roaching?
Perfect	V-ing perfect
must I not have roached? must you not have roached? must he not have roached? must we not have roached? must you not have roached? must they not have roached?	must I not have been roaching? must you not have been roaching? must he not have been roaching? must we not have been roaching? must you not have been roaching? must they not have been roaching?