English verb conjugation
COULD ENCRYPT

Regular verb: encrypt - encrypted - encrypted

Affirmation

Simple form	V-ing form
I could encrypt you could encrypt he could encrypt we could encrypt you could encrypt they could encrypt	I could be encrypting you could be encrypting he could be encrypting we could be encrypting you could be encrypting they could be encrypting
Perfect	V-ing perfect
I could have encrypted you could have encrypted he could have encrypted we could have encrypted you could have encrypted they could have encrypted	I could have been encrypting you could have been encrypting he could have been encrypting we could have been encrypting you could have been encrypting they could have been encrypting

Negation

Simple form	V-ing form
I couldn't encrypt you couldn't encrypt he couldn't encrypt we couldn't encrypt you couldn't encrypt they couldn't encrypt	I couldn't be encrypting you couldn't be encrypting he couldn't be encrypting we couldn't be encrypting you couldn't be encrypting they couldn't be encrypting
Perfect	V-ing perfect
I couldn't have encrypted you couldn't have encrypted he couldn't have encrypted we couldn't have encrypted you couldn't have encrypted they couldn't have encrypted	I couldn't have been encrypting you couldn't have been encrypting he couldn't have been encrypting we couldn't have been encrypting you couldn't have been encrypting they couldn't have been encrypting

Interrogative form

Simple form	V-ing form
could I encrypt? could you encrypt? could he encrypt? could we encrypt? could you encrypt? could they encrypt?	could I be encrypting? could you be encrypting? could he be encrypting? could we be encrypting? could you be encrypting? could they be encrypting?
Perfect	V-ing perfect
could I have encrypted? could you have encrypted? could he have encrypted? could we have encrypted? could you have encrypted? could they have encrypted?	could I have been encrypting? could you have been encrypting? could he have been encrypting? could we have been encrypting? could you have been encrypting? could they have been encrypting?

Interro-negative form

Simple form	V-ing form
couldn't I encrypt? couldn't you encrypt? couldn't he encrypt? couldn't we encrypt? couldn't you encrypt? couldn't they encrypt?	couldn't I be encrypting? couldn't you be encrypting? couldn't he be encrypting? couldn't we be encrypting? couldn't you be encrypting? couldn't they be encrypting?
Perfect	V-ing perfect
couldn't I have encrypted? couldn't you have encrypted? couldn't he have encrypted? couldn't we have encrypted? couldn't you have encrypted? couldn't they have encrypted?	couldn't I have been encrypting? couldn't you have been encrypting? couldn't he have been encrypting? couldn't we have been encrypting? couldn't you have been encrypting? couldn't they have been encrypting?