English verb conjugation CAN BRIEF

Regular verb: brief - briefed - briefed

Affirmation

Simple form

I can brief
you can brief
she can brief
we can brief
you can brief
they can brief

V-ing form

I can be briefing
you can be briefing
she can be briefing
we can be briefing
you can be briefing
they can be briefing

Perfect

I can have briefed
you can have briefed
she can have briefed
we can have briefed
you can have briefed
they can have briefed

V-ing perfect

I can have been briefing
you can have been briefing
she can have been briefing
we can have been briefing
you can have been briefing
they can have been briefing

Negation

Simple form

I can't brief
you can't brief
she can't brief
we can't brief
you can't brief
they can't brief

V-ing form

I can't be briefing
you can't be briefing
she can't be briefing
we can't be briefing
you can't be briefing
they can't be briefing

Perfect

I can't have briefed
you can't have briefed
she can't have briefed
we can't have briefed
you can't have briefed
they can't have briefed

V-ing perfect

I can't have been briefing
you can't have been briefing
she can't have been briefing
we can't have been briefing
you can't have been briefing
they can't have been briefing

Interrogative form

Simple form

can I brief?
can you brief?
can she brief?
can we brief?
can you brief?
can they brief?

V-ing form

can I be briefing?
can you be briefing?
can she be briefing?
can we be briefing?
can you be briefing?
can they be briefing?

Perfect

can I have briefed?
can you have briefed?
can she have briefed?
can we have briefed?
can you have briefed?
can they have briefed?

V-ing perfect

can I have been briefing?
can you have been briefing?
can she have been briefing?
can we have been briefing?
can you have been briefing?
can they have been briefing?

Interro-negative form

Simple form

can't I brief?
can't you brief?
can't she brief?
can't we brief?
can't you brief?
can't they brief?

V-ing form

can't I be briefing?
can't you be briefing?
can't she be briefing?
can't we be briefing?
can't you be briefing?
can't they be briefing?

Perfect

can't I have briefed?
can't you have briefed?
can't she have briefed?
can't we have briefed?
can't you have briefed?
can't they have briefed?

V-ing perfect

can't I have been briefing?
can't you have been briefing?
can't she have been briefing?
can't we have been briefing?
can't you have been briefing?
can't they have been briefing?

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