English verb conjugation CAN FLASH

Regular verb: flash - flashed - flashed

Affirmation

Simple form

I can flash
you can flash
he can flash
we can flash
you can flash
they can flash

V-ing form

I can be flashing
you can be flashing
he can be flashing
we can be flashing
you can be flashing
they can be flashing

Perfect

I can have flashed
you can have flashed
he can have flashed
we can have flashed
you can have flashed
they can have flashed

V-ing perfect

I can have been flashing
you can have been flashing
he can have been flashing
we can have been flashing
you can have been flashing
they can have been flashing

Negation

Simple form

I cannot flash
you cannot flash
he cannot flash
we cannot flash
you cannot flash
they cannot flash

V-ing form

I cannot be flashing
you cannot be flashing
he cannot be flashing
we cannot be flashing
you cannot be flashing
they cannot be flashing

Perfect

I cannot have flashed
you cannot have flashed
he cannot have flashed
we cannot have flashed
you cannot have flashed
they cannot have flashed

V-ing perfect

I cannot have been flashing
you cannot have been flashing
he cannot have been flashing
we cannot have been flashing
you cannot have been flashing
they cannot have been flashing

Interrogative form

Simple form

can I flash?
can you flash?
can he flash?
can we flash?
can you flash?
can they flash?

V-ing form

can I be flashing?
can you be flashing?
can he be flashing?
can we be flashing?
can you be flashing?
can they be flashing?

Perfect

can I have flashed?
can you have flashed?
can he have flashed?
can we have flashed?
can you have flashed?
can they have flashed?

V-ing perfect

can I have been flashing?
can you have been flashing?
can he have been flashing?
can we have been flashing?
can you have been flashing?
can they have been flashing?

Interro-negative form

Simple form

can I not flash?
can you not flash?
can he not flash?
can we not flash?
can you not flash?
can they not flash?

V-ing form

can I not be flashing?
can you not be flashing?
can he not be flashing?
can we not be flashing?
can you not be flashing?
can they not be flashing?

Perfect

can I not have flashed?
can you not have flashed?
can he not have flashed?
can we not have flashed?
can you not have flashed?
can they not have flashed?

V-ing perfect

can I not have been flashing?
can you not have been flashing?
can he not have been flashing?
can we not have been flashing?
can you not have been flashing?
can they not have been flashing?

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