English verb conjugation
CAN RECOVER

Regular verb: recover - recovered - recovered

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

Simple form	V-ing form
can I not recover? can you not recover? can he not recover? can we not recover? can you not recover? can they not recover?	can I not be recovering? can you not be recovering? can he not be recovering? can we not be recovering? can you not be recovering? can they not be recovering?
Perfect	V-ing perfect
can I not have recovered? can you not have recovered? can he not have recovered? can we not have recovered? can you not have recovered? can they not have recovered?	can I not have been recovering? can you not have been recovering? can he not have been recovering? can we not have been recovering? can you not have been recovering? can they not have been recovering?