English verb conjugation COULD INSERT

Regular verb: insert - inserted - inserted

Affirmation

Simple form

I could insert
you could insert
he could insert
we could insert
you could insert
they could insert

V-ing form

I could be inserting
you could be inserting
he could be inserting
we could be inserting
you could be inserting
they could be inserting

Perfect

I could have inserted
you could have inserted
he could have inserted
we could have inserted
you could have inserted
they could have inserted

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I insert?
could you insert?
could he insert?
could we insert?
could you insert?
could they insert?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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