I must rejuvenate you must rejuvenate he must rejuvenate we must rejuvenate you must rejuvenate they must rejuvenate
V-ing form
I must be rejuvenating you must be rejuvenating he must be rejuvenating we must be rejuvenating you must be rejuvenating they must be rejuvenating
Perfect
I must have rejuvenated you must have rejuvenated he must have rejuvenated we must have rejuvenated you must have rejuvenated they must have rejuvenated
V-ing perfect
I must have been rejuvenating you must have been rejuvenating he must have been rejuvenating we must have been rejuvenating you must have been rejuvenating they must have been rejuvenating
Negation
Simple form
I mustn't rejuvenate you mustn't rejuvenate he mustn't rejuvenate we mustn't rejuvenate you mustn't rejuvenate they mustn't rejuvenate
V-ing form
I mustn't be rejuvenating you mustn't be rejuvenating he mustn't be rejuvenating we mustn't be rejuvenating you mustn't be rejuvenating they mustn't be rejuvenating
Perfect
I mustn't have rejuvenated you mustn't have rejuvenated he mustn't have rejuvenated we mustn't have rejuvenated you mustn't have rejuvenated they mustn't have rejuvenated
V-ing perfect
I mustn't have been rejuvenating you mustn't have been rejuvenating he mustn't have been rejuvenating we mustn't have been rejuvenating you mustn't have been rejuvenating they mustn't have been rejuvenating
Interrogative form
Simple form
must I rejuvenate? must you rejuvenate? must he rejuvenate? must we rejuvenate? must you rejuvenate? must they rejuvenate?
V-ing form
must I be rejuvenating? must you be rejuvenating? must he be rejuvenating? must we be rejuvenating? must you be rejuvenating? must they be rejuvenating?
Perfect
must I have rejuvenated? must you have rejuvenated? must he have rejuvenated? must we have rejuvenated? must you have rejuvenated? must they have rejuvenated?
V-ing perfect
must I have been rejuvenating? must you have been rejuvenating? must he have been rejuvenating? must we have been rejuvenating? must you have been rejuvenating? must they have been rejuvenating?
Interro-negative form
Simple form
mustn't I rejuvenate? mustn't you rejuvenate? mustn't he rejuvenate? mustn't we rejuvenate? mustn't you rejuvenate? mustn't they rejuvenate?
V-ing form
mustn't I be rejuvenating? mustn't you be rejuvenating? mustn't he be rejuvenating? mustn't we be rejuvenating? mustn't you be rejuvenating? mustn't they be rejuvenating?
Perfect
mustn't I have rejuvenated? mustn't you have rejuvenated? mustn't he have rejuvenated? mustn't we have rejuvenated? mustn't you have rejuvenated? mustn't they have rejuvenated?
V-ing perfect
mustn't I have been rejuvenating? mustn't you have been rejuvenating? mustn't he have been rejuvenating? mustn't we have been rejuvenating? mustn't you have been rejuvenating? mustn't they have been rejuvenating?