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