English verb conjugation
CAN CREDIT

Regular verb: credit - credited - credited

Affirmation

Simple form	V-ing form
I can credit you can credit she can credit we can credit you can credit they can credit	I can be crediting you can be crediting she can be crediting we can be crediting you can be crediting they can be crediting
Perfect	V-ing perfect
I can have credited you can have credited she can have credited we can have credited you can have credited they can have credited	I can have been crediting you can have been crediting she can have been crediting we can have been crediting you can have been crediting they can have been crediting

Negation

Simple form	V-ing form
I cannot credit you cannot credit she cannot credit we cannot credit you cannot credit they cannot credit	I cannot be crediting you cannot be crediting she cannot be crediting we cannot be crediting you cannot be crediting they cannot be crediting
Perfect	V-ing perfect
I cannot have credited you cannot have credited she cannot have credited we cannot have credited you cannot have credited they cannot have credited	I cannot have been crediting you cannot have been crediting she cannot have been crediting we cannot have been crediting you cannot have been crediting they cannot have been crediting

Interrogative form

Simple form	V-ing form
can I credit? can you credit? can she credit? can we credit? can you credit? can they credit?	can I be crediting? can you be crediting? can she be crediting? can we be crediting? can you be crediting? can they be crediting?
Perfect	V-ing perfect
can I have credited? can you have credited? can she have credited? can we have credited? can you have credited? can they have credited?	can I have been crediting? can you have been crediting? can she have been crediting? can we have been crediting? can you have been crediting? can they have been crediting?

Interro-negative form

Simple form	V-ing form
can I not credit? can you not credit? can she not credit? can we not credit? can you not credit? can they not credit?	can I not be crediting? can you not be crediting? can she not be crediting? can we not be crediting? can you not be crediting? can they not be crediting?
Perfect	V-ing perfect
can I not have credited? can you not have credited? can she not have credited? can we not have credited? can you not have credited? can they not have credited?	can I not have been crediting? can you not have been crediting? can she not have been crediting? can we not have been crediting? can you not have been crediting? can they not have been crediting?