can crab
Verbo regular: crab - crabbed- crabbed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can crab
you can crab
he can crab
we can crab
you can crab
they can crab 	I can be crabbing
you can be crabbing
he can be crabbing
we can be crabbing
you can be crabbing
they can be crabbing	I can have crabbed
you can have crabbed
he can have crabbed
we can have crabbed
you can have crabbed
they can have crabbed	I can have been crabbing
you can have been crabbing
he can have been crabbing
we can have been crabbing
you can have been crabbing
they can have been crabbing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can't crab
you can't crab
he can't crab
we can't crab
you can't crab
they can't crab 	I can't be crabbing
you can't be crabbing
he can't be crabbing
we can't be crabbing
you can't be crabbing
they can't be crabbing	I can't have crabbed
you can't have crabbed
he can't have crabbed
we can't have crabbed
you can't have crabbed
they can't have crabbed	I can't have been crabbing
you can't have been crabbing
he can't have been crabbing
we can't have been crabbing
you can't have been crabbing
they can't have been crabbing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I crab?
can you crab?
can he crab?
can we crab?
can you crab?
can they crab? 	can I be crabbing?
can you be crabbing?
can he be crabbing?
can we be crabbing?
can you be crabbing?
can they be crabbing? 	can I have crabbed?
can you have crabbed?
can he have crabbed?
can we have crabbed?
can you have crabbed?
can they have crabbed? 	can I have been crabbing?
can you have been crabbing?
can he have been crabbing?
can we have been crabbing?
can you have been crabbing?
can they have been crabbing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can't I crab?
can't you crab?
can't he crab?
can't we crab?
can't you crab?
can't they crab? 	can't I be crabbing?
can't you be crabbing?
can't he be crabbing?
can't we be crabbing?
can't you be crabbing?
can't they be crabbing? 	can't I have crabbed?
can't you have crabbed?
can't he have crabbed?
can't we have crabbed?
can't you have crabbed?
can't they have crabbed? 	can't I have been crabbing?
can't you have been crabbing?
can't he have been crabbing?
can't we have been crabbing?
can't you have been crabbing?
can't they have been crabbing?