could beat
Irregular verb: beat - beat- beaten, beat

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