English verb conjugation CAN UNDERPROP

Regular verb: underprop - underproped - underproped

Affirmation

Simple form

I can underprop
you can underprop
he can underprop
we can underprop
you can underprop
they can underprop

V-ing form

I can be underproping
you can be underproping
he can be underproping
we can be underproping
you can be underproping
they can be underproping

Perfect

I can have underproped
you can have underproped
he can have underproped
we can have underproped
you can have underproped
they can have underproped

V-ing perfect

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

Negation

Simple form

I cannot underprop
you cannot underprop
he cannot underprop
we cannot underprop
you cannot underprop
they cannot underprop

V-ing form

I cannot be underproping
you cannot be underproping
he cannot be underproping
we cannot be underproping
you cannot be underproping
they cannot be underproping

Perfect

I cannot have underproped
you cannot have underproped
he cannot have underproped
we cannot have underproped
you cannot have underproped
they cannot have underproped

V-ing perfect

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

Interrogative form

Simple form

can I underprop?
can you underprop?
can he underprop?
can we underprop?
can you underprop?
can they underprop?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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