English verb conjugation
COULD RECOVER

Regular verb: recover - recovered - recovered

Affirmation

Simple form	V-ing form
I could recover you could recover he could recover we could recover you could recover they could recover	I could be recovering you could be recovering he could be recovering we could be recovering you could be recovering they could be recovering
Perfect	V-ing perfect
I could have recovered you could have recovered he could have recovered we could have recovered you could have recovered they could have recovered	I could have been recovering you could have been recovering he could have been recovering we could have been recovering you could have been recovering they could have been recovering

Negation

Simple form	V-ing form
I couldn't recover you couldn't recover he couldn't recover we couldn't recover you couldn't recover they couldn't recover	I couldn't be recovering you couldn't be recovering he couldn't be recovering we couldn't be recovering you couldn't be recovering they couldn't be recovering
Perfect	V-ing perfect
I couldn't have recovered you couldn't have recovered he couldn't have recovered we couldn't have recovered you couldn't have recovered they couldn't have recovered	I couldn't have been recovering you couldn't have been recovering he couldn't have been recovering we couldn't have been recovering you couldn't have been recovering they couldn't have been recovering

Interrogative form

Simple form	V-ing form
could I recover? could you recover? could he recover? could we recover? could you recover? could they recover?	could I be recovering? could you be recovering? could he be recovering? could we be recovering? could you be recovering? could they be recovering?
Perfect	V-ing perfect
could I have recovered? could you have recovered? could he have recovered? could we have recovered? could you have recovered? could they have recovered?	could I have been recovering? could you have been recovering? could he have been recovering? could we have been recovering? could you have been recovering? could they have been recovering?

Interro-negative form

Simple form	V-ing form
couldn't I recover? couldn't you recover? couldn't he recover? couldn't we recover? couldn't you recover? couldn't they recover?	couldn't I be recovering? couldn't you be recovering? couldn't he be recovering? couldn't we be recovering? couldn't you be recovering? couldn't they be recovering?
Perfect	V-ing perfect
couldn't I have recovered? couldn't you have recovered? couldn't he have recovered? couldn't we have recovered? couldn't you have recovered? couldn't they have recovered?	couldn't I have been recovering? couldn't you have been recovering? couldn't he have been recovering? couldn't we have been recovering? couldn't you have been recovering? couldn't they have been recovering?