English verb conjugation CAN SURFACE

Regular verb: surface - surfaced - surfaced

Affirmation

Simple form

I can surface
you can surface
he can surface
we can surface
you can surface
they can surface

V-ing form

I can be surfacing
you can be surfacing
he can be surfacing
we can be surfacing
you can be surfacing
they can be surfacing

Perfect

I can have surfaced
you can have surfaced
he can have surfaced
we can have surfaced
you can have surfaced
they can have surfaced

V-ing perfect

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

Negation

Simple form

I cannot surface
you cannot surface
he cannot surface
we cannot surface
you cannot surface
they cannot surface

V-ing form

I cannot be surfacing
you cannot be surfacing
he cannot be surfacing
we cannot be surfacing
you cannot be surfacing
they cannot be surfacing

Perfect

I cannot have surfaced
you cannot have surfaced
he cannot have surfaced
we cannot have surfaced
you cannot have surfaced
they cannot have surfaced

V-ing perfect

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

Interrogative form

Simple form

can I surface?
can you surface?
can he surface?
can we surface?
can you surface?
can they surface?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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