English verb conjugation CAN SING SING

Regular verb: sing sing - sing singed - sing singed

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form

I can sing sing
you can sing sing
he can sing sing
we can sing sing
you can sing sing
they can sing sing

V-ing form

I can be sing singing
you can be sing singing
he can be sing singing
we can be sing singing
you can be sing singing
they can be sing singing

Perfect

I can have sing singed
you can have sing singed
he can have sing singed
we can have sing singed
you can have sing singed
they can have sing singed

V-ing perfect

I can have been sing singing
you can have been sing singing
he can have been sing singing
we can have been sing singing
you can have been sing singing
they can have been sing singing

Negation

Simple form

I cannot sing sing
you cannot sing sing
he cannot sing sing
we cannot sing sing
you cannot sing sing
they cannot sing sing

V-ing form

I cannot be sing singing
you cannot be sing singing
he cannot be sing singing
we cannot be sing singing
you cannot be sing singing
they cannot be sing singing

Perfect

I cannot have sing singed
you cannot have sing singed
he cannot have sing singed
we cannot have sing singed
you cannot have sing singed
they cannot have sing singed

V-ing perfect

I cannot have been sing singing
you cannot have been sing singing
he cannot have been sing singing
we cannot have been sing singing
you cannot have been sing singing
they cannot have been sing singing

Interrogative form

Simple form

can I sing sing?
can you sing sing?
can he sing sing?
can we sing sing?
can you sing sing?
can they sing sing?

V-ing form

can I be sing singing?
can you be sing singing?
can he be sing singing?
can we be sing singing?
can you be sing singing?
can they be sing singing?

Perfect

can I have sing singed?
can you have sing singed?
can he have sing singed?
can we have sing singed?
can you have sing singed?
can they have sing singed?

V-ing perfect

can I have been sing singing?
can you have been sing singing?
can he have been sing singing?
can we have been sing singing?
can you have been sing singing?
can they have been sing singing?

Interro-negative form

Simple form

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

V-ing form

can I not be sing singing?
can you not be sing singing?
can he not be sing singing?
can we not be sing singing?
can you not be sing singing?
can they not be sing singing?

Perfect

can I not have sing singed?
can you not have sing singed?
can he not have sing singed?
can we not have sing singed?
can you not have sing singed?
can they not have sing singed?

V-ing perfect

can I not have been sing singing?
can you not have been sing singing?
can he not have been sing singing?
can we not have been sing singing?
can you not have been sing singing?
can they not have been sing singing?

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