English verb conjugation
CAN RETILE

Regular verb: retile - retiled - retiled

Affirmation

Simple form	V-ing form
I can retile you can retile he can retile we can retile you can retile they can retile	I can be retiling you can be retiling he can be retiling we can be retiling you can be retiling they can be retiling
Perfect	V-ing perfect
I can have retiled you can have retiled he can have retiled we can have retiled you can have retiled they can have retiled	I can have been retiling you can have been retiling he can have been retiling we can have been retiling you can have been retiling they can have been retiling

Negation

Simple form	V-ing form
I cannot retile you cannot retile he cannot retile we cannot retile you cannot retile they cannot retile	I cannot be retiling you cannot be retiling he cannot be retiling we cannot be retiling you cannot be retiling they cannot be retiling
Perfect	V-ing perfect
I cannot have retiled you cannot have retiled he cannot have retiled we cannot have retiled you cannot have retiled they cannot have retiled	I cannot have been retiling you cannot have been retiling he cannot have been retiling we cannot have been retiling you cannot have been retiling they cannot have been retiling

Interrogative form

Simple form	V-ing form
can I retile? can you retile? can he retile? can we retile? can you retile? can they retile?	can I be retiling? can you be retiling? can he be retiling? can we be retiling? can you be retiling? can they be retiling?
Perfect	V-ing perfect
can I have retiled? can you have retiled? can he have retiled? can we have retiled? can you have retiled? can they have retiled?	can I have been retiling? can you have been retiling? can he have been retiling? can we have been retiling? can you have been retiling? can they have been retiling?

Interro-negative form

Simple form	V-ing form
can I not retile? can you not retile? can he not retile? can we not retile? can you not retile? can they not retile?	can I not be retiling? can you not be retiling? can he not be retiling? can we not be retiling? can you not be retiling? can they not be retiling?
Perfect	V-ing perfect
can I not have retiled? can you not have retiled? can he not have retiled? can we not have retiled? can you not have retiled? can they not have retiled?	can I not have been retiling? can you not have been retiling? can he not have been retiling? can we not have been retiling? can you not have been retiling? can they not have been retiling?