can ruddle
Regular verb: ruddle - ruddled- ruddled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can ruddle
you can ruddle
he can ruddle
we can ruddle
you can ruddle
they can ruddle 	I can be ruddling
you can be ruddling
he can be ruddling
we can be ruddling
you can be ruddling
they can be ruddling	I can have ruddled
you can have ruddled
he can have ruddled
we can have ruddled
you can have ruddled
they can have ruddled	I can have been ruddling
you can have been ruddling
he can have been ruddling
we can have been ruddling
you can have been ruddling
they can have been ruddling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't ruddle
you can't ruddle
he can't ruddle
we can't ruddle
you can't ruddle
they can't ruddle 	I can't be ruddling
you can't be ruddling
he can't be ruddling
we can't be ruddling
you can't be ruddling
they can't be ruddling	I can't have ruddled
you can't have ruddled
he can't have ruddled
we can't have ruddled
you can't have ruddled
they can't have ruddled	I can't have been ruddling
you can't have been ruddling
he can't have been ruddling
we can't have been ruddling
you can't have been ruddling
they can't have been ruddling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I ruddle?
can you ruddle?
can he ruddle?
can we ruddle?
can you ruddle?
can they ruddle? 	can I be ruddling?
can you be ruddling?
can he be ruddling?
can we be ruddling?
can you be ruddling?
can they be ruddling? 	can I have ruddled?
can you have ruddled?
can he have ruddled?
can we have ruddled?
can you have ruddled?
can they have ruddled? 	can I have been ruddling?
can you have been ruddling?
can he have been ruddling?
can we have been ruddling?
can you have been ruddling?
can they have been ruddling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I ruddle?
can't you ruddle?
can't he ruddle?
can't we ruddle?
can't you ruddle?
can't they ruddle? 	can't I be ruddling?
can't you be ruddling?
can't he be ruddling?
can't we be ruddling?
can't you be ruddling?
can't they be ruddling? 	can't I have ruddled?
can't you have ruddled?
can't he have ruddled?
can't we have ruddled?
can't you have ruddled?
can't they have ruddled? 	can't I have been ruddling?
can't you have been ruddling?
can't he have been ruddling?
can't we have been ruddling?
can't you have been ruddling?
can't they have been ruddling?