English verb conjugation COULD LIP

Regular verb: lip - liped - liped

Affirmation

Simple form

I could lip
you could lip
he could lip
we could lip
you could lip
they could lip

V-ing form

I could be liping
you could be liping
he could be liping
we could be liping
you could be liping
they could be liping

Perfect

I could have liped
you could have liped
he could have liped
we could have liped
you could have liped
they could have liped

V-ing perfect

I could have been liping
you could have been liping
he could have been liping
we could have been liping
you could have been liping
they could have been liping

Negation

Simple form

I couldn't lip
you couldn't lip
he couldn't lip
we couldn't lip
you couldn't lip
they couldn't lip

V-ing form

I couldn't be liping
you couldn't be liping
he couldn't be liping
we couldn't be liping
you couldn't be liping
they couldn't be liping

Perfect

I couldn't have liped
you couldn't have liped
he couldn't have liped
we couldn't have liped
you couldn't have liped
they couldn't have liped

V-ing perfect

I couldn't have been liping
you couldn't have been liping
he couldn't have been liping
we couldn't have been liping
you couldn't have been liping
they couldn't have been liping

Interrogative form

Simple form

could I lip?
could you lip?
could he lip?
could we lip?
could you lip?
could they lip?

V-ing form

could I be liping?
could you be liping?
could he be liping?
could we be liping?
could you be liping?
could they be liping?

Perfect

could I have liped?
could you have liped?
could he have liped?
could we have liped?
could you have liped?
could they have liped?

V-ing perfect

could I have been liping?
could you have been liping?
could he have been liping?
could we have been liping?
could you have been liping?
could they have been liping?

Interro-negative form

Simple form

couldn't I lip?
couldn't you lip?
couldn't he lip?
couldn't we lip?
couldn't you lip?
couldn't they lip?

V-ing form

couldn't I be liping?
couldn't you be liping?
couldn't he be liping?
couldn't we be liping?
couldn't you be liping?
couldn't they be liping?

Perfect

couldn't I have liped?
couldn't you have liped?
couldn't he have liped?
couldn't we have liped?
couldn't you have liped?
couldn't they have liped?

V-ing perfect

couldn't I have been liping?
couldn't you have been liping?
couldn't he have been liping?
couldn't we have been liping?
couldn't you have been liping?
couldn't they have been liping?

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