English verb conjugation
COULD WAKEN

Regular verb: waken - wakened - wakened

Affirmation

Simple form	V-ing form
I could waken you could waken he could waken we could waken you could waken they could waken	I could be wakening you could be wakening he could be wakening we could be wakening you could be wakening they could be wakening
Perfect	V-ing perfect
I could have wakened you could have wakened he could have wakened we could have wakened you could have wakened they could have wakened	I could have been wakening you could have been wakening he could have been wakening we could have been wakening you could have been wakening they could have been wakening

Negation

Simple form	V-ing form
I couldn't waken you couldn't waken he couldn't waken we couldn't waken you couldn't waken they couldn't waken	I couldn't be wakening you couldn't be wakening he couldn't be wakening we couldn't be wakening you couldn't be wakening they couldn't be wakening
Perfect	V-ing perfect
I couldn't have wakened you couldn't have wakened he couldn't have wakened we couldn't have wakened you couldn't have wakened they couldn't have wakened	I couldn't have been wakening you couldn't have been wakening he couldn't have been wakening we couldn't have been wakening you couldn't have been wakening they couldn't have been wakening

Interrogative form

Simple form	V-ing form
could I waken? could you waken? could he waken? could we waken? could you waken? could they waken?	could I be wakening? could you be wakening? could he be wakening? could we be wakening? could you be wakening? could they be wakening?
Perfect	V-ing perfect
could I have wakened? could you have wakened? could he have wakened? could we have wakened? could you have wakened? could they have wakened?	could I have been wakening? could you have been wakening? could he have been wakening? could we have been wakening? could you have been wakening? could they have been wakening?

Interro-negative form

Simple form	V-ing form
couldn't I waken? couldn't you waken? couldn't he waken? couldn't we waken? couldn't you waken? couldn't they waken?	couldn't I be wakening? couldn't you be wakening? couldn't he be wakening? couldn't we be wakening? couldn't you be wakening? couldn't they be wakening?
Perfect	V-ing perfect
couldn't I have wakened? couldn't you have wakened? couldn't he have wakened? couldn't we have wakened? couldn't you have wakened? couldn't they have wakened?	couldn't I have been wakening? couldn't you have been wakening? couldn't he have been wakening? couldn't we have been wakening? couldn't you have been wakening? couldn't they have been wakening?