English verb conjugation COULD FLUSH

Regular verb: flush - flushed - flushed

Affirmation

Simple form

I could flush
you could flush
he could flush
we could flush
you could flush
they could flush

V-ing form

I could be flushing
you could be flushing
he could be flushing
we could be flushing
you could be flushing
they could be flushing

Perfect

I could have flushed
you could have flushed
he could have flushed
we could have flushed
you could have flushed
they could have flushed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I flush?
could you flush?
could he flush?
could we flush?
could you flush?
could they flush?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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