English verb conjugation CAN DEMONSTRATE

Regular verb: demonstrate - demonstrated - demonstrated

Affirmation

Simple form

I can demonstrate
you can demonstrate
she can demonstrate
we can demonstrate
you can demonstrate
they can demonstrate

V-ing form

I can be demonstrating
you can be demonstrating
she can be demonstrating
we can be demonstrating
you can be demonstrating
they can be demonstrating

Perfect

I can have demonstrated
you can have demonstrated
she can have demonstrated
we can have demonstrated
you can have demonstrated
they can have demonstrated

V-ing perfect

I can have been demonstrating
you can have been demonstrating
she can have been demonstrating
we can have been demonstrating
you can have been demonstrating
they can have been demonstrating

Negation

Simple form

I cannot demonstrate
you cannot demonstrate
she cannot demonstrate
we cannot demonstrate
you cannot demonstrate
they cannot demonstrate

V-ing form

I cannot be demonstrating
you cannot be demonstrating
she cannot be demonstrating
we cannot be demonstrating
you cannot be demonstrating
they cannot be demonstrating

Perfect

I cannot have demonstrated
you cannot have demonstrated
she cannot have demonstrated
we cannot have demonstrated
you cannot have demonstrated
they cannot have demonstrated

V-ing perfect

I cannot have been demonstrating
you cannot have been demonstrating
she cannot have been demonstrating
we cannot have been demonstrating
you cannot have been demonstrating
they cannot have been demonstrating

Interrogative form

Simple form

can I demonstrate?
can you demonstrate?
can she demonstrate?
can we demonstrate?
can you demonstrate?
can they demonstrate?

V-ing form

can I be demonstrating?
can you be demonstrating?
can she be demonstrating?
can we be demonstrating?
can you be demonstrating?
can they be demonstrating?

Perfect

can I have demonstrated?
can you have demonstrated?
can she have demonstrated?
can we have demonstrated?
can you have demonstrated?
can they have demonstrated?

V-ing perfect

can I have been demonstrating?
can you have been demonstrating?
can she have been demonstrating?
can we have been demonstrating?
can you have been demonstrating?
can they have been demonstrating?

Interro-negative form

Simple form

can I not demonstrate?
can you not demonstrate?
can she not demonstrate?
can we not demonstrate?
can you not demonstrate?
can they not demonstrate?

V-ing form

can I not be demonstrating?
can you not be demonstrating?
can she not be demonstrating?
can we not be demonstrating?
can you not be demonstrating?
can they not be demonstrating?

Perfect

can I not have demonstrated?
can you not have demonstrated?
can she not have demonstrated?
can we not have demonstrated?
can you not have demonstrated?
can they not have demonstrated?

V-ing perfect

can I not have been demonstrating?
can you not have been demonstrating?
can she not have been demonstrating?
can we not have been demonstrating?
can you not have been demonstrating?
can they not have been demonstrating?

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