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