English verb conjugation
CAN RED-PENCIL

Regular verb: red-pencil - red-penciled - red-penciled

Affirmation

Simple form	V-ing form
I can red-pencil you can red-pencil he can red-pencil we can red-pencil you can red-pencil they can red-pencil	I can be red-penciling you can be red-penciling he can be red-penciling we can be red-penciling you can be red-penciling they can be red-penciling
Perfect	V-ing perfect
I can have red-penciled you can have red-penciled he can have red-penciled we can have red-penciled you can have red-penciled they can have red-penciled	I can have been red-penciling you can have been red-penciling he can have been red-penciling we can have been red-penciling you can have been red-penciling they can have been red-penciling

Negation

Simple form	V-ing form
I cannot red-pencil you cannot red-pencil he cannot red-pencil we cannot red-pencil you cannot red-pencil they cannot red-pencil	I cannot be red-penciling you cannot be red-penciling he cannot be red-penciling we cannot be red-penciling you cannot be red-penciling they cannot be red-penciling
Perfect	V-ing perfect
I cannot have red-penciled you cannot have red-penciled he cannot have red-penciled we cannot have red-penciled you cannot have red-penciled they cannot have red-penciled	I cannot have been red-penciling you cannot have been red-penciling he cannot have been red-penciling we cannot have been red-penciling you cannot have been red-penciling they cannot have been red-penciling

Interrogative form

Simple form	V-ing form
can I red-pencil? can you red-pencil? can he red-pencil? can we red-pencil? can you red-pencil? can they red-pencil?	can I be red-penciling? can you be red-penciling? can he be red-penciling? can we be red-penciling? can you be red-penciling? can they be red-penciling?
Perfect	V-ing perfect
can I have red-penciled? can you have red-penciled? can he have red-penciled? can we have red-penciled? can you have red-penciled? can they have red-penciled?	can I have been red-penciling? can you have been red-penciling? can he have been red-penciling? can we have been red-penciling? can you have been red-penciling? can they have been red-penciling?

Interro-negative form

Simple form	V-ing form
can I not red-pencil? can you not red-pencil? can he not red-pencil? can we not red-pencil? can you not red-pencil? can they not red-pencil?	can I not be red-penciling? can you not be red-penciling? can he not be red-penciling? can we not be red-penciling? can you not be red-penciling? can they not be red-penciling?
Perfect	V-ing perfect
can I not have red-penciled? can you not have red-penciled? can he not have red-penciled? can we not have red-penciled? can you not have red-penciled? can they not have red-penciled?	can I not have been red-penciling? can you not have been red-penciling? can he not have been red-penciling? can we not have been red-penciling? can you not have been red-penciling? can they not have been red-penciling?