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 cannot countermand
you cannot countermand
he cannot countermand
we cannot countermand
you cannot countermand
they cannot countermand

V-ing form

I cannot be countermanding
you cannot be countermanding
he cannot be countermanding
we cannot be countermanding
you cannot be countermanding
they cannot be countermanding

Perfect

I cannot have countermanded
you cannot have countermanded
he cannot have countermanded
we cannot have countermanded
you cannot have countermanded
they cannot have countermanded

V-ing perfect

I cannot have been countermanding
you cannot have been countermanding
he cannot have been countermanding
we cannot have been countermanding
you cannot have been countermanding
they cannot 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 I not countermand?
can you not countermand?
can he not countermand?
can we not countermand?
can you not countermand?
can they not countermand?

V-ing form

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

Perfect

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

V-ing perfect

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

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