English verb conjugation COULD APPEND

Regular verb: append - appended - appended

Affirmation

Simple form

I could append
you could append
he could append
we could append
you could append
they could append

V-ing form

I could be appending
you could be appending
he could be appending
we could be appending
you could be appending
they could be appending

Perfect

I could have appended
you could have appended
he could have appended
we could have appended
you could have appended
they could have appended

V-ing perfect

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

Negation

Simple form

I could not append
you could not append
he could not append
we could not append
you could not append
they could not append

V-ing form

I could not be appending
you could not be appending
he could not be appending
we could not be appending
you could not be appending
they could not be appending

Perfect

I could not have appended
you could not have appended
he could not have appended
we could not have appended
you could not have appended
they could not have appended

V-ing perfect

I could not have been appending
you could not have been appending
he could not have been appending
we could not have been appending
you could not have been appending
they could not have been appending

Interrogative form

Simple form

could I append?
could you append?
could he append?
could we append?
could you append?
could they append?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

could I not append?
could you not append?
could he not append?
could we not append?
could you not append?
could they not append?

V-ing form

could I not be appending?
could you not be appending?
could he not be appending?
could we not be appending?
could you not be appending?
could they not be appending?

Perfect

could I not have appended?
could you not have appended?
could he not have appended?
could we not have appended?
could you not have appended?
could they not have appended?

V-ing perfect

could I not have been appending?
could you not have been appending?
could he not have been appending?
could we not have been appending?
could you not have been appending?
could they not have been appending?

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