English verb conjugation CAN SAP

Regular verb: sap - sapped - sapped

Affirmation

Simple form

I can sap
you can sap
he can sap
we can sap
you can sap
they can sap

V-ing form

I can be sapping
you can be sapping
he can be sapping
we can be sapping
you can be sapping
they can be sapping

Perfect

I can have sapped
you can have sapped
he can have sapped
we can have sapped
you can have sapped
they can have sapped

V-ing perfect

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

Negation

Simple form

I cannot sap
you cannot sap
he cannot sap
we cannot sap
you cannot sap
they cannot sap

V-ing form

I cannot be sapping
you cannot be sapping
he cannot be sapping
we cannot be sapping
you cannot be sapping
they cannot be sapping

Perfect

I cannot have sapped
you cannot have sapped
he cannot have sapped
we cannot have sapped
you cannot have sapped
they cannot have sapped

V-ing perfect

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

Interrogative form

Simple form

can I sap?
can you sap?
can he sap?
can we sap?
can you sap?
can they sap?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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