English verb conjugation
COULD PUREE

Regular verb: puree - pureed - pureed

Affirmation

Simple form	V-ing form
I could puree you could puree he could puree we could puree you could puree they could puree	I could be pureeing you could be pureeing he could be pureeing we could be pureeing you could be pureeing they could be pureeing
Perfect	V-ing perfect
I could have pureed you could have pureed he could have pureed we could have pureed you could have pureed they could have pureed	I could have been pureeing you could have been pureeing he could have been pureeing we could have been pureeing you could have been pureeing they could have been pureeing

Negation

Simple form	V-ing form
I could not puree you could not puree he could not puree we could not puree you could not puree they could not puree	I could not be pureeing you could not be pureeing he could not be pureeing we could not be pureeing you could not be pureeing they could not be pureeing
Perfect	V-ing perfect
I could not have pureed you could not have pureed he could not have pureed we could not have pureed you could not have pureed they could not have pureed	I could not have been pureeing you could not have been pureeing he could not have been pureeing we could not have been pureeing you could not have been pureeing they could not have been pureeing

Interrogative form

Simple form	V-ing form
could I puree? could you puree? could he puree? could we puree? could you puree? could they puree?	could I be pureeing? could you be pureeing? could he be pureeing? could we be pureeing? could you be pureeing? could they be pureeing?
Perfect	V-ing perfect
could I have pureed? could you have pureed? could he have pureed? could we have pureed? could you have pureed? could they have pureed?	could I have been pureeing? could you have been pureeing? could he have been pureeing? could we have been pureeing? could you have been pureeing? could they have been pureeing?

Interro-negative form

Simple form	V-ing form
could I not puree? could you not puree? could he not puree? could we not puree? could you not puree? could they not puree?	could I not be pureeing? could you not be pureeing? could he not be pureeing? could we not be pureeing? could you not be pureeing? could they not be pureeing?
Perfect	V-ing perfect
could I not have pureed? could you not have pureed? could he not have pureed? could we not have pureed? could you not have pureed? could they not have pureed?	could I not have been pureeing? could you not have been pureeing? could he not have been pureeing? could we not have been pureeing? could you not have been pureeing? could they not have been pureeing?