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