can beckon
Regular verb: beckon - beckoned- beckoned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can beckon
you can beckon
she can beckon
we can beckon
you can beckon
they can beckon 	I can be beckoning
you can be beckoning
she can be beckoning
we can be beckoning
you can be beckoning
they can be beckoning	I can have beckoned
you can have beckoned
she can have beckoned
we can have beckoned
you can have beckoned
they can have beckoned	I can have been beckoning
you can have been beckoning
she can have been beckoning
we can have been beckoning
you can have been beckoning
they can have been beckoning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't beckon
you can't beckon
she can't beckon
we can't beckon
you can't beckon
they can't beckon 	I can't be beckoning
you can't be beckoning
she can't be beckoning
we can't be beckoning
you can't be beckoning
they can't be beckoning	I can't have beckoned
you can't have beckoned
she can't have beckoned
we can't have beckoned
you can't have beckoned
they can't have beckoned	I can't have been beckoning
you can't have been beckoning
she can't have been beckoning
we can't have been beckoning
you can't have been beckoning
they can't have been beckoning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I beckon?
can you beckon?
can she beckon?
can we beckon?
can you beckon?
can they beckon? 	can I be beckoning?
can you be beckoning?
can she be beckoning?
can we be beckoning?
can you be beckoning?
can they be beckoning? 	can I have beckoned?
can you have beckoned?
can she have beckoned?
can we have beckoned?
can you have beckoned?
can they have beckoned? 	can I have been beckoning?
can you have been beckoning?
can she have been beckoning?
can we have been beckoning?
can you have been beckoning?
can they have been beckoning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I beckon?
can't you beckon?
can't she beckon?
can't we beckon?
can't you beckon?
can't they beckon? 	can't I be beckoning?
can't you be beckoning?
can't she be beckoning?
can't we be beckoning?
can't you be beckoning?
can't they be beckoning? 	can't I have beckoned?
can't you have beckoned?
can't she have beckoned?
can't we have beckoned?
can't you have beckoned?
can't they have beckoned? 	can't I have been beckoning?
can't you have been beckoning?
can't she have been beckoning?
can't we have been beckoning?
can't you have been beckoning?
can't they have been beckoning?