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 mustn't innovate you mustn't innovate she mustn't innovate we mustn't innovate you mustn't innovate they mustn't innovate
V-ing form
I mustn't be innovating you mustn't be innovating she mustn't be innovating we mustn't be innovating you mustn't be innovating they mustn't be innovating
Perfect
I mustn't have innovated you mustn't have innovated she mustn't have innovated we mustn't have innovated you mustn't have innovated they mustn't have innovated
V-ing perfect
I mustn't have been innovating you mustn't have been innovating she mustn't have been innovating we mustn't have been innovating you mustn't have been innovating they mustn't 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
mustn't I innovate? mustn't you innovate? mustn't she innovate? mustn't we innovate? mustn't you innovate? mustn't they innovate?
V-ing form
mustn't I be innovating? mustn't you be innovating? mustn't she be innovating? mustn't we be innovating? mustn't you be innovating? mustn't they be innovating?
Perfect
mustn't I have innovated? mustn't you have innovated? mustn't she have innovated? mustn't we have innovated? mustn't you have innovated? mustn't they have innovated?
V-ing perfect
mustn't I have been innovating? mustn't you have been innovating? mustn't she have been innovating? mustn't we have been innovating? mustn't you have been innovating? mustn't they have been innovating?