English verb conjugation COULD ASSIST

Regular verb: assist - assisted - assisted

Affirmation

Simple form

I could assist
you could assist
she could assist
we could assist
you could assist
they could assist

V-ing form

I could be assisting
you could be assisting
she could be assisting
we could be assisting
you could be assisting
they could be assisting

Perfect

I could have assisted
you could have assisted
she could have assisted
we could have assisted
you could have assisted
they could have assisted

V-ing perfect

I could have been assisting
you could have been assisting
she could have been assisting
we could have been assisting
you could have been assisting
they could have been assisting

Negation

Simple form

I could not assist
you could not assist
she could not assist
we could not assist
you could not assist
they could not assist

V-ing form

I could not be assisting
you could not be assisting
she could not be assisting
we could not be assisting
you could not be assisting
they could not be assisting

Perfect

I could not have assisted
you could not have assisted
she could not have assisted
we could not have assisted
you could not have assisted
they could not have assisted

V-ing perfect

I could not have been assisting
you could not have been assisting
she could not have been assisting
we could not have been assisting
you could not have been assisting
they could not have been assisting

Interrogative form

Simple form

could I assist?
could you assist?
could she assist?
could we assist?
could you assist?
could they assist?

V-ing form

could I be assisting?
could you be assisting?
could she be assisting?
could we be assisting?
could you be assisting?
could they be assisting?

Perfect

could I have assisted?
could you have assisted?
could she have assisted?
could we have assisted?
could you have assisted?
could they have assisted?

V-ing perfect

could I have been assisting?
could you have been assisting?
could she have been assisting?
could we have been assisting?
could you have been assisting?
could they have been assisting?

Interro-negative form

Simple form

could I not assist?
could you not assist?
could she not assist?
could we not assist?
could you not assist?
could they not assist?

V-ing form

could I not be assisting?
could you not be assisting?
could she not be assisting?
could we not be assisting?
could you not be assisting?
could they not be assisting?

Perfect

could I not have assisted?
could you not have assisted?
could she not have assisted?
could we not have assisted?
could you not have assisted?
could they not have assisted?

V-ing perfect

could I not have been assisting?
could you not have been assisting?
could she not have been assisting?
could we not have been assisting?
could you not have been assisting?
could they not have been assisting?

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