may scratch
Verbo regular: scratch - scratched- scratched

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may scratch
you may scratch
he may scratch
we may scratch
you may scratch
they may scratch 	I may be scratching
you may be scratching
he may be scratching
we may be scratching
you may be scratching
they may be scratching	I may have scratched
you may have scratched
he may have scratched
we may have scratched
you may have scratched
they may have scratched	I may have been scratching
you may have been scratching
he may have been scratching
we may have been scratching
you may have been scratching
they may have been scratching	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may not scratch
you may not scratch
he may not scratch
we may not scratch
you may not scratch
they may not scratch 	I may not be scratching
you may not be scratching
he may not be scratching
we may not be scratching
you may not be scratching
they may not be scratching	I may not have scratched
you may not have scratched
he may not have scratched
we may not have scratched
you may not have scratched
they may not have scratched	I may not have been scratching
you may not have been scratching
he may not have been scratching
we may not have been scratching
you may not have been scratching
they may not have been scratching	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I scratch?
may you scratch?
may he scratch?
may we scratch?
may you scratch?
may they scratch? 	may I be scratching?
may you be scratching?
may he be scratching?
may we be scratching?
may you be scratching?
may they be scratching? 	may I have scratched?
may you have scratched?
may he have scratched?
may we have scratched?
may you have scratched?
may they have scratched? 	may I have been scratching?
may you have been scratching?
may he have been scratching?
may we have been scratching?
may you have been scratching?
may they have been scratching? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I not scratch?
may you not scratch?
may he not scratch?
may we not scratch?
may you not scratch?
may they not scratch? 	may I not be scratching?
may you not be scratching?
may he not be scratching?
may we not be scratching?
may you not be scratching?
may they not be scratching? 	may I not have scratched?
may you not have scratched?
may he not have scratched?
may we not have scratched?
may you not have scratched?
may they not have scratched? 	may I not have been scratching?
may you not have been scratching?
may he not have been scratching?
may we not have been scratching?
may you not have been scratching?
may they not have been scratching?