English verb conjugation CAN DRUB

Regular verb: drub - drubbed - drubbed

Affirmation

Simple form

I can drub
you can drub
he can drub
we can drub
you can drub
they can drub

V-ing form

I can be drubbing
you can be drubbing
he can be drubbing
we can be drubbing
you can be drubbing
they can be drubbing

Perfect

I can have drubbed
you can have drubbed
he can have drubbed
we can have drubbed
you can have drubbed
they can have drubbed

V-ing perfect

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

Negation

Simple form

I cannot drub
you cannot drub
he cannot drub
we cannot drub
you cannot drub
they cannot drub

V-ing form

I cannot be drubbing
you cannot be drubbing
he cannot be drubbing
we cannot be drubbing
you cannot be drubbing
they cannot be drubbing

Perfect

I cannot have drubbed
you cannot have drubbed
he cannot have drubbed
we cannot have drubbed
you cannot have drubbed
they cannot have drubbed

V-ing perfect

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

Interrogative form

Simple form

can I drub?
can you drub?
can he drub?
can we drub?
can you drub?
can they drub?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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