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