English verb conjugation
CAN PUREE

Regular verb: puree - pureed - pureed

Affirmation

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

Negation

Simple form	V-ing form
I can't puree you can't puree she can't puree we can't puree you can't puree they can't puree	I can't be pureeing you can't be pureeing she can't be pureeing we can't be pureeing you can't be pureeing they can't be pureeing
Perfect	V-ing perfect
I can't have pureed you can't have pureed she can't have pureed we can't have pureed you can't have pureed they can't have pureed	I can't have been pureeing you can't have been pureeing she can't have been pureeing we can't have been pureeing you can't have been pureeing they can't have been pureeing

Interrogative form

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

Interro-negative form

Simple form	V-ing form
can't I puree? can't you puree? can't she puree? can't we puree? can't you puree? can't they puree?	can't I be pureeing? can't you be pureeing? can't she be pureeing? can't we be pureeing? can't you be pureeing? can't they be pureeing?
Perfect	V-ing perfect
can't I have pureed? can't you have pureed? can't she have pureed? can't we have pureed? can't you have pureed? can't they have pureed?	can't I have been pureeing? can't you have been pureeing? can't she have been pureeing? can't we have been pureeing? can't you have been pureeing? can't they have been pureeing?