can cower
Regular verb: cower - cowered- cowered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can cower
you can cower
he can cower
we can cower
you can cower
they can cower 	I can be cowering
you can be cowering
he can be cowering
we can be cowering
you can be cowering
they can be cowering	I can have cowered
you can have cowered
he can have cowered
we can have cowered
you can have cowered
they can have cowered	I can have been cowering
you can have been cowering
he can have been cowering
we can have been cowering
you can have been cowering
they can have been cowering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't cower
you can't cower
he can't cower
we can't cower
you can't cower
they can't cower 	I can't be cowering
you can't be cowering
he can't be cowering
we can't be cowering
you can't be cowering
they can't be cowering	I can't have cowered
you can't have cowered
he can't have cowered
we can't have cowered
you can't have cowered
they can't have cowered	I can't have been cowering
you can't have been cowering
he can't have been cowering
we can't have been cowering
you can't have been cowering
they can't have been cowering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I cower?
can you cower?
can he cower?
can we cower?
can you cower?
can they cower? 	can I be cowering?
can you be cowering?
can he be cowering?
can we be cowering?
can you be cowering?
can they be cowering? 	can I have cowered?
can you have cowered?
can he have cowered?
can we have cowered?
can you have cowered?
can they have cowered? 	can I have been cowering?
can you have been cowering?
can he have been cowering?
can we have been cowering?
can you have been cowering?
can they have been cowering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I cower?
can't you cower?
can't he cower?
can't we cower?
can't you cower?
can't they cower? 	can't I be cowering?
can't you be cowering?
can't he be cowering?
can't we be cowering?
can't you be cowering?
can't they be cowering? 	can't I have cowered?
can't you have cowered?
can't he have cowered?
can't we have cowered?
can't you have cowered?
can't they have cowered? 	can't I have been cowering?
can't you have been cowering?
can't he have been cowering?
can't we have been cowering?
can't you have been cowering?
can't they have been cowering?