English verb conjugation
COULD FINGERPRINT

Regular verb: fingerprint - fingerprinted - fingerprinted

Affirmation

Simple form	V-ing form
I could fingerprint you could fingerprint he could fingerprint we could fingerprint you could fingerprint they could fingerprint	I could be fingerprinting you could be fingerprinting he could be fingerprinting we could be fingerprinting you could be fingerprinting they could be fingerprinting
Perfect	V-ing perfect
I could have fingerprinted you could have fingerprinted he could have fingerprinted we could have fingerprinted you could have fingerprinted they could have fingerprinted	I could have been fingerprinting you could have been fingerprinting he could have been fingerprinting we could have been fingerprinting you could have been fingerprinting they could have been fingerprinting

Negation

Simple form	V-ing form
I couldn't fingerprint you couldn't fingerprint he couldn't fingerprint we couldn't fingerprint you couldn't fingerprint they couldn't fingerprint	I couldn't be fingerprinting you couldn't be fingerprinting he couldn't be fingerprinting we couldn't be fingerprinting you couldn't be fingerprinting they couldn't be fingerprinting
Perfect	V-ing perfect
I couldn't have fingerprinted you couldn't have fingerprinted he couldn't have fingerprinted we couldn't have fingerprinted you couldn't have fingerprinted they couldn't have fingerprinted	I couldn't have been fingerprinting you couldn't have been fingerprinting he couldn't have been fingerprinting we couldn't have been fingerprinting you couldn't have been fingerprinting they couldn't have been fingerprinting

Interrogative form

Simple form	V-ing form
could I fingerprint? could you fingerprint? could he fingerprint? could we fingerprint? could you fingerprint? could they fingerprint?	could I be fingerprinting? could you be fingerprinting? could he be fingerprinting? could we be fingerprinting? could you be fingerprinting? could they be fingerprinting?
Perfect	V-ing perfect
could I have fingerprinted? could you have fingerprinted? could he have fingerprinted? could we have fingerprinted? could you have fingerprinted? could they have fingerprinted?	could I have been fingerprinting? could you have been fingerprinting? could he have been fingerprinting? could we have been fingerprinting? could you have been fingerprinting? could they have been fingerprinting?

Interro-negative form

Simple form	V-ing form
couldn't I fingerprint? couldn't you fingerprint? couldn't he fingerprint? couldn't we fingerprint? couldn't you fingerprint? couldn't they fingerprint?	couldn't I be fingerprinting? couldn't you be fingerprinting? couldn't he be fingerprinting? couldn't we be fingerprinting? couldn't you be fingerprinting? couldn't they be fingerprinting?
Perfect	V-ing perfect
couldn't I have fingerprinted? couldn't you have fingerprinted? couldn't he have fingerprinted? couldn't we have fingerprinted? couldn't you have fingerprinted? couldn't they have fingerprinted?	couldn't I have been fingerprinting? couldn't you have been fingerprinting? couldn't he have been fingerprinting? couldn't we have been fingerprinting? couldn't you have been fingerprinting? couldn't they have been fingerprinting?