English verb conjugation
COULD SLIDE

Irregular verb: slide - slid - slid

Affirmation

Simple form	V-ing form
I could slide you could slide she could slide we could slide you could slide they could slide	I could be sliding you could be sliding she could be sliding we could be sliding you could be sliding they could be sliding
Perfect	V-ing perfect
I could have slid you could have slid she could have slid we could have slid you could have slid they could have slid	I could have been sliding you could have been sliding she could have been sliding we could have been sliding you could have been sliding they could have been sliding

Negation

Simple form	V-ing form
I could not slide you could not slide she could not slide we could not slide you could not slide they could not slide	I could not be sliding you could not be sliding she could not be sliding we could not be sliding you could not be sliding they could not be sliding
Perfect	V-ing perfect
I could not have slid you could not have slid she could not have slid we could not have slid you could not have slid they could not have slid	I could not have been sliding you could not have been sliding she could not have been sliding we could not have been sliding you could not have been sliding they could not have been sliding

Interrogative form

Simple form	V-ing form
could I slide? could you slide? could she slide? could we slide? could you slide? could they slide?	could I be sliding? could you be sliding? could she be sliding? could we be sliding? could you be sliding? could they be sliding?
Perfect	V-ing perfect
could I have slid? could you have slid? could she have slid? could we have slid? could you have slid? could they have slid?	could I have been sliding? could you have been sliding? could she have been sliding? could we have been sliding? could you have been sliding? could they have been sliding?

Interro-negative form

Simple form	V-ing form
could I not slide? could you not slide? could she not slide? could we not slide? could you not slide? could they not slide?	could I not be sliding? could you not be sliding? could she not be sliding? could we not be sliding? could you not be sliding? could they not be sliding?
Perfect	V-ing perfect
could I not have slid? could you not have slid? could she not have slid? could we not have slid? could you not have slid? could they not have slid?	could I not have been sliding? could you not have been sliding? could she not have been sliding? could we not have been sliding? could you not have been sliding? could they not have been sliding?