must discriminate
Regular verb: discriminate - discriminated- discriminated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must discriminate
you must discriminate
she must discriminate
we must discriminate
you must discriminate
they must discriminate 	I must be discriminating
you must be discriminating
she must be discriminating
we must be discriminating
you must be discriminating
they must be discriminating	I must have discriminated
you must have discriminated
she must have discriminated
we must have discriminated
you must have discriminated
they must have discriminated	I must have been discriminating
you must have been discriminating
she must have been discriminating
we must have been discriminating
you must have been discriminating
they must have been discriminating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not discriminate
you must not discriminate
she must not discriminate
we must not discriminate
you must not discriminate
they must not discriminate 	I must not be discriminating
you must not be discriminating
she must not be discriminating
we must not be discriminating
you must not be discriminating
they must not be discriminating	I must not have discriminated
you must not have discriminated
she must not have discriminated
we must not have discriminated
you must not have discriminated
they must not have discriminated	I must not have been discriminating
you must not have been discriminating
she must not have been discriminating
we must not have been discriminating
you must not have been discriminating
they must not have been discriminating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I discriminate?
must you discriminate?
must she discriminate?
must we discriminate?
must you discriminate?
must they discriminate? 	must I be discriminating?
must you be discriminating?
must she be discriminating?
must we be discriminating?
must you be discriminating?
must they be discriminating? 	must I have discriminated?
must you have discriminated?
must she have discriminated?
must we have discriminated?
must you have discriminated?
must they have discriminated? 	must I have been discriminating?
must you have been discriminating?
must she have been discriminating?
must we have been discriminating?
must you have been discriminating?
must they have been discriminating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not discriminate?
must you not discriminate?
must she not discriminate?
must we not discriminate?
must you not discriminate?
must they not discriminate? 	must I not be discriminating?
must you not be discriminating?
must she not be discriminating?
must we not be discriminating?
must you not be discriminating?
must they not be discriminating? 	must I not have discriminated?
must you not have discriminated?
must she not have discriminated?
must we not have discriminated?
must you not have discriminated?
must they not have discriminated? 	must I not have been discriminating?
must you not have been discriminating?
must she not have been discriminating?
must we not have been discriminating?
must you not have been discriminating?
must they not have been discriminating?