English verb conjugation
MUST MAINSTREAM

Regular verb: mainstream - mainstreamed - mainstreamed

Affirmation

Simple form	V-ing form
I must mainstream you must mainstream he must mainstream we must mainstream you must mainstream they must mainstream	I must be mainstreaming you must be mainstreaming he must be mainstreaming we must be mainstreaming you must be mainstreaming they must be mainstreaming
Perfect	V-ing perfect
I must have mainstreamed you must have mainstreamed he must have mainstreamed we must have mainstreamed you must have mainstreamed they must have mainstreamed	I must have been mainstreaming you must have been mainstreaming he must have been mainstreaming we must have been mainstreaming you must have been mainstreaming they must have been mainstreaming

Negation

Simple form	V-ing form
I must not mainstream you must not mainstream he must not mainstream we must not mainstream you must not mainstream they must not mainstream	I must not be mainstreaming you must not be mainstreaming he must not be mainstreaming we must not be mainstreaming you must not be mainstreaming they must not be mainstreaming
Perfect	V-ing perfect
I must not have mainstreamed you must not have mainstreamed he must not have mainstreamed we must not have mainstreamed you must not have mainstreamed they must not have mainstreamed	I must not have been mainstreaming you must not have been mainstreaming he must not have been mainstreaming we must not have been mainstreaming you must not have been mainstreaming they must not have been mainstreaming

Interrogative form

Simple form	V-ing form
must I mainstream? must you mainstream? must he mainstream? must we mainstream? must you mainstream? must they mainstream?	must I be mainstreaming? must you be mainstreaming? must he be mainstreaming? must we be mainstreaming? must you be mainstreaming? must they be mainstreaming?
Perfect	V-ing perfect
must I have mainstreamed? must you have mainstreamed? must he have mainstreamed? must we have mainstreamed? must you have mainstreamed? must they have mainstreamed?	must I have been mainstreaming? must you have been mainstreaming? must he have been mainstreaming? must we have been mainstreaming? must you have been mainstreaming? must they have been mainstreaming?

Interro-negative form

Simple form	V-ing form
must I not mainstream? must you not mainstream? must he not mainstream? must we not mainstream? must you not mainstream? must they not mainstream?	must I not be mainstreaming? must you not be mainstreaming? must he not be mainstreaming? must we not be mainstreaming? must you not be mainstreaming? must they not be mainstreaming?
Perfect	V-ing perfect
must I not have mainstreamed? must you not have mainstreamed? must he not have mainstreamed? must we not have mainstreamed? must you not have mainstreamed? must they not have mainstreamed?	must I not have been mainstreaming? must you not have been mainstreaming? must he not have been mainstreaming? must we not have been mainstreaming? must you not have been mainstreaming? must they not have been mainstreaming?