English verb conjugation
COULD PRETTY

Regular verb: pretty - prettied - prettied

Affirmation

Simple form	V-ing form
I could pretty you could pretty he could pretty we could pretty you could pretty they could pretty	I could be prettying you could be prettying he could be prettying we could be prettying you could be prettying they could be prettying
Perfect	V-ing perfect
I could have prettied you could have prettied he could have prettied we could have prettied you could have prettied they could have prettied	I could have been prettying you could have been prettying he could have been prettying we could have been prettying you could have been prettying they could have been prettying

Negation

Simple form	V-ing form
I couldn't pretty you couldn't pretty he couldn't pretty we couldn't pretty you couldn't pretty they couldn't pretty	I couldn't be prettying you couldn't be prettying he couldn't be prettying we couldn't be prettying you couldn't be prettying they couldn't be prettying
Perfect	V-ing perfect
I couldn't have prettied you couldn't have prettied he couldn't have prettied we couldn't have prettied you couldn't have prettied they couldn't have prettied	I couldn't have been prettying you couldn't have been prettying he couldn't have been prettying we couldn't have been prettying you couldn't have been prettying they couldn't have been prettying

Interrogative form

Simple form	V-ing form
could I pretty? could you pretty? could he pretty? could we pretty? could you pretty? could they pretty?	could I be prettying? could you be prettying? could he be prettying? could we be prettying? could you be prettying? could they be prettying?
Perfect	V-ing perfect
could I have prettied? could you have prettied? could he have prettied? could we have prettied? could you have prettied? could they have prettied?	could I have been prettying? could you have been prettying? could he have been prettying? could we have been prettying? could you have been prettying? could they have been prettying?

Interro-negative form

Simple form	V-ing form
couldn't I pretty? couldn't you pretty? couldn't he pretty? couldn't we pretty? couldn't you pretty? couldn't they pretty?	couldn't I be prettying? couldn't you be prettying? couldn't he be prettying? couldn't we be prettying? couldn't you be prettying? couldn't they be prettying?
Perfect	V-ing perfect
couldn't I have prettied? couldn't you have prettied? couldn't he have prettied? couldn't we have prettied? couldn't you have prettied? couldn't they have prettied?	couldn't I have been prettying? couldn't you have been prettying? couldn't he have been prettying? couldn't we have been prettying? couldn't you have been prettying? couldn't they have been prettying?