I must innovate you must innovate she must innovate we must innovate you must innovate they must innovate
V-ing form
I must be innovating you must be innovating she must be innovating we must be innovating you must be innovating they must be innovating
Perfect
I must have innovated you must have innovated she must have innovated we must have innovated you must have innovated they must have innovated
V-ing perfect
I must have been innovating you must have been innovating she must have been innovating we must have been innovating you must have been innovating they must have been innovating
Negation
Simple form
I must not innovate you must not innovate she must not innovate we must not innovate you must not innovate they must not innovate
V-ing form
I must not be innovating you must not be innovating she must not be innovating we must not be innovating you must not be innovating they must not be innovating
Perfect
I must not have innovated you must not have innovated she must not have innovated we must not have innovated you must not have innovated they must not have innovated
V-ing perfect
I must not have been innovating you must not have been innovating she must not have been innovating we must not have been innovating you must not have been innovating they must not have been innovating
Interrogative form
Simple form
must I innovate? must you innovate? must she innovate? must we innovate? must you innovate? must they innovate?
V-ing form
must I be innovating? must you be innovating? must she be innovating? must we be innovating? must you be innovating? must they be innovating?
Perfect
must I have innovated? must you have innovated? must she have innovated? must we have innovated? must you have innovated? must they have innovated?
V-ing perfect
must I have been innovating? must you have been innovating? must she have been innovating? must we have been innovating? must you have been innovating? must they have been innovating?
Interro-negative form
Simple form
must I not innovate? must you not innovate? must she not innovate? must we not innovate? must you not innovate? must they not innovate?
V-ing form
must I not be innovating? must you not be innovating? must she not be innovating? must we not be innovating? must you not be innovating? must they not be innovating?
Perfect
must I not have innovated? must you not have innovated? must she not have innovated? must we not have innovated? must you not have innovated? must they not have innovated?
V-ing perfect
must I not have been innovating? must you not have been innovating? must she not have been innovating? must we not have been innovating? must you not have been innovating? must they not have been innovating?