English verb conjugation
COULD ASSOIL

Regular verb: assoil - assoiled - assoiled

Affirmation

Simple form	V-ing form
I could assoil you could assoil she could assoil we could assoil you could assoil they could assoil	I could be assoiling you could be assoiling she could be assoiling we could be assoiling you could be assoiling they could be assoiling
Perfect	V-ing perfect
I could have assoiled you could have assoiled she could have assoiled we could have assoiled you could have assoiled they could have assoiled	I could have been assoiling you could have been assoiling she could have been assoiling we could have been assoiling you could have been assoiling they could have been assoiling

Negation

Simple form	V-ing form
I could not assoil you could not assoil she could not assoil we could not assoil you could not assoil they could not assoil	I could not be assoiling you could not be assoiling she could not be assoiling we could not be assoiling you could not be assoiling they could not be assoiling
Perfect	V-ing perfect
I could not have assoiled you could not have assoiled she could not have assoiled we could not have assoiled you could not have assoiled they could not have assoiled	I could not have been assoiling you could not have been assoiling she could not have been assoiling we could not have been assoiling you could not have been assoiling they could not have been assoiling

Interrogative form

Simple form	V-ing form
could I assoil? could you assoil? could she assoil? could we assoil? could you assoil? could they assoil?	could I be assoiling? could you be assoiling? could she be assoiling? could we be assoiling? could you be assoiling? could they be assoiling?
Perfect	V-ing perfect
could I have assoiled? could you have assoiled? could she have assoiled? could we have assoiled? could you have assoiled? could they have assoiled?	could I have been assoiling? could you have been assoiling? could she have been assoiling? could we have been assoiling? could you have been assoiling? could they have been assoiling?

Interro-negative form

Simple form	V-ing form
could I not assoil? could you not assoil? could she not assoil? could we not assoil? could you not assoil? could they not assoil?	could I not be assoiling? could you not be assoiling? could she not be assoiling? could we not be assoiling? could you not be assoiling? could they not be assoiling?
Perfect	V-ing perfect
could I not have assoiled? could you not have assoiled? could she not have assoiled? could we not have assoiled? could you not have assoiled? could they not have assoiled?	could I not have been assoiling? could you not have been assoiling? could she not have been assoiling? could we not have been assoiling? could you not have been assoiling? could they not have been assoiling?