English verb conjugation CAN OPEN

Regular verb: open - opened - opened

Affirmation

Simple form

I can open
you can open
he can open
we can open
you can open
they can open

V-ing form

I can be opening
you can be opening
he can be opening
we can be opening
you can be opening
they can be opening

Perfect

I can have opened
you can have opened
he can have opened
we can have opened
you can have opened
they can have opened

V-ing perfect

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

Negation

Simple form

I can't open
you can't open
he can't open
we can't open
you can't open
they can't open

V-ing form

I can't be opening
you can't be opening
he can't be opening
we can't be opening
you can't be opening
they can't be opening

Perfect

I can't have opened
you can't have opened
he can't have opened
we can't have opened
you can't have opened
they can't have opened

V-ing perfect

I can't have been opening
you can't have been opening
he can't have been opening
we can't have been opening
you can't have been opening
they can't have been opening

Interrogative form

Simple form

can I open?
can you open?
can he open?
can we open?
can you open?
can they open?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

can't I open?
can't you open?
can't he open?
can't we open?
can't you open?
can't they open?

V-ing form

can't I be opening?
can't you be opening?
can't he be opening?
can't we be opening?
can't you be opening?
can't they be opening?

Perfect

can't I have opened?
can't you have opened?
can't he have opened?
can't we have opened?
can't you have opened?
can't they have opened?

V-ing perfect

can't I have been opening?
can't you have been opening?
can't he have been opening?
can't we have been opening?
can't you have been opening?
can't they have been opening?

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