English verb conjugation
CAN SOIL

Regular verb: soil - soiled - soiled

Affirmation

Simple form	V-ing form
I can soil you can soil she can soil we can soil you can soil they can soil	I can be soiling you can be soiling she can be soiling we can be soiling you can be soiling they can be soiling
Perfect	V-ing perfect
I can have soiled you can have soiled she can have soiled we can have soiled you can have soiled they can have soiled	I can have been soiling you can have been soiling she can have been soiling we can have been soiling you can have been soiling they can have been soiling

Negation

Simple form	V-ing form
I cannot soil you cannot soil she cannot soil we cannot soil you cannot soil they cannot soil	I cannot be soiling you cannot be soiling she cannot be soiling we cannot be soiling you cannot be soiling they cannot be soiling
Perfect	V-ing perfect
I cannot have soiled you cannot have soiled she cannot have soiled we cannot have soiled you cannot have soiled they cannot have soiled	I cannot have been soiling you cannot have been soiling she cannot have been soiling we cannot have been soiling you cannot have been soiling they cannot have been soiling

Interrogative form

Simple form	V-ing form
can I soil? can you soil? can she soil? can we soil? can you soil? can they soil?	can I be soiling? can you be soiling? can she be soiling? can we be soiling? can you be soiling? can they be soiling?
Perfect	V-ing perfect
can I have soiled? can you have soiled? can she have soiled? can we have soiled? can you have soiled? can they have soiled?	can I have been soiling? can you have been soiling? can she have been soiling? can we have been soiling? can you have been soiling? can they have been soiling?

Interro-negative form

Simple form	V-ing form
can I not soil? can you not soil? can she not soil? can we not soil? can you not soil? can they not soil?	can I not be soiling? can you not be soiling? can she not be soiling? can we not be soiling? can you not be soiling? can they not be soiling?
Perfect	V-ing perfect
can I not have soiled? can you not have soiled? can she not have soiled? can we not have soiled? can you not have soiled? can they not have soiled?	can I not have been soiling? can you not have been soiling? can she not have been soiling? can we not have been soiling? can you not have been soiling? can they not have been soiling?