English verb conjugation COULD CRASH

Regular verb: crash - crashed - crashed

Affirmation

Simple form

I could crash
you could crash
he could crash
we could crash
you could crash
they could crash

V-ing form

I could be crashing
you could be crashing
he could be crashing
we could be crashing
you could be crashing
they could be crashing

Perfect

I could have crashed
you could have crashed
he could have crashed
we could have crashed
you could have crashed
they could have crashed

V-ing perfect

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

Negation

Simple form

I could not crash
you could not crash
he could not crash
we could not crash
you could not crash
they could not crash

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I crash?
could you crash?
could he crash?
could we crash?
could you crash?
could they crash?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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