English verb conjugation CAN COUNTERMAND

Regular verb: countermand - countermanded - countermanded

Affirmation

Simple form

I can countermand
you can countermand
he can countermand
we can countermand
you can countermand
they can countermand

V-ing form

I can be countermanding
you can be countermanding
he can be countermanding
we can be countermanding
you can be countermanding
they can be countermanding

Perfect

I can have countermanded
you can have countermanded
he can have countermanded
we can have countermanded
you can have countermanded
they can have countermanded

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

can I countermand?
can you countermand?
can he countermand?
can we countermand?
can you countermand?
can they countermand?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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