I must assimilate you must assimilate she must assimilate we must assimilate you must assimilate they must assimilate
V-ing form
I must be assimilating you must be assimilating she must be assimilating we must be assimilating you must be assimilating they must be assimilating
Perfect
I must have assimilated you must have assimilated she must have assimilated we must have assimilated you must have assimilated they must have assimilated
V-ing perfect
I must have been assimilating you must have been assimilating she must have been assimilating we must have been assimilating you must have been assimilating they must have been assimilating
Negation
Simple form
I must not assimilate you must not assimilate she must not assimilate we must not assimilate you must not assimilate they must not assimilate
V-ing form
I must not be assimilating you must not be assimilating she must not be assimilating we must not be assimilating you must not be assimilating they must not be assimilating
Perfect
I must not have assimilated you must not have assimilated she must not have assimilated we must not have assimilated you must not have assimilated they must not have assimilated
V-ing perfect
I must not have been assimilating you must not have been assimilating she must not have been assimilating we must not have been assimilating you must not have been assimilating they must not have been assimilating
Interrogative form
Simple form
must I assimilate? must you assimilate? must she assimilate? must we assimilate? must you assimilate? must they assimilate?
V-ing form
must I be assimilating? must you be assimilating? must she be assimilating? must we be assimilating? must you be assimilating? must they be assimilating?
Perfect
must I have assimilated? must you have assimilated? must she have assimilated? must we have assimilated? must you have assimilated? must they have assimilated?
V-ing perfect
must I have been assimilating? must you have been assimilating? must she have been assimilating? must we have been assimilating? must you have been assimilating? must they have been assimilating?
Interro-negative form
Simple form
must I not assimilate? must you not assimilate? must she not assimilate? must we not assimilate? must you not assimilate? must they not assimilate?
V-ing form
must I not be assimilating? must you not be assimilating? must she not be assimilating? must we not be assimilating? must you not be assimilating? must they not be assimilating?
Perfect
must I not have assimilated? must you not have assimilated? must she not have assimilated? must we not have assimilated? must you not have assimilated? must they not have assimilated?
V-ing perfect
must I not have been assimilating? must you not have been assimilating? must she not have been assimilating? must we not have been assimilating? must you not have been assimilating? must they not have been assimilating?