English verb conjugation
COULD BEAT

Irregular verb: beat - beat - beaten, beat

Affirmation

Simple form	V-ing form
I could beat you could beat he could beat we could beat you could beat they could beat	I could be beating you could be beating he could be beating we could be beating you could be beating they could be beating
Perfect	V-ing perfect
I could have beaten, beat you could have beaten, beat he could have beaten, beat we could have beaten, beat you could have beaten, beat they could have beaten, beat	I could have been beating you could have been beating he could have been beating we could have been beating you could have been beating they could have been beating

Negation

Simple form	V-ing form
I could not beat you could not beat he could not beat we could not beat you could not beat they could not beat	I could not be beating you could not be beating he could not be beating we could not be beating you could not be beating they could not be beating
Perfect	V-ing perfect
I could not have beaten, beat you could not have beaten, beat he could not have beaten, beat we could not have beaten, beat you could not have beaten, beat they could not have beaten, beat	I could not have been beating you could not have been beating he could not have been beating we could not have been beating you could not have been beating they could not have been beating

Interrogative form

Simple form	V-ing form
could I beat? could you beat? could he beat? could we beat? could you beat? could they beat?	could I be beating? could you be beating? could he be beating? could we be beating? could you be beating? could they be beating?
Perfect	V-ing perfect
could I have beaten, beat? could you have beaten, beat? could he have beaten, beat? could we have beaten, beat? could you have beaten, beat? could they have beaten, beat?	could I have been beating? could you have been beating? could he have been beating? could we have been beating? could you have been beating? could they have been beating?

Interro-negative form

Simple form	V-ing form
could I not beat? could you not beat? could he not beat? could we not beat? could you not beat? could they not beat?	could I not be beating? could you not be beating? could he not be beating? could we not be beating? could you not be beating? could they not be beating?
Perfect	V-ing perfect
could I not have beaten, beat? could you not have beaten, beat? could he not have beaten, beat? could we not have beaten, beat? could you not have beaten, beat? could they not have beaten, beat?	could I not have been beating? could you not have been beating? could he not have been beating? could we not have been beating? could you not have been beating? could they not have been beating?