may grab
Verbo regular: grab - grabbed- grabbed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may grab
you may grab
he may grab
we may grab
you may grab
they may grab 	I may be grabbing
you may be grabbing
he may be grabbing
we may be grabbing
you may be grabbing
they may be grabbing	I may have grabbed
you may have grabbed
he may have grabbed
we may have grabbed
you may have grabbed
they may have grabbed	I may have been grabbing
you may have been grabbing
he may have been grabbing
we may have been grabbing
you may have been grabbing
they may have been grabbing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may not grab
you may not grab
he may not grab
we may not grab
you may not grab
they may not grab 	I may not be grabbing
you may not be grabbing
he may not be grabbing
we may not be grabbing
you may not be grabbing
they may not be grabbing	I may not have grabbed
you may not have grabbed
he may not have grabbed
we may not have grabbed
you may not have grabbed
they may not have grabbed	I may not have been grabbing
you may not have been grabbing
he may not have been grabbing
we may not have been grabbing
you may not have been grabbing
they may not have been grabbing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I grab?
may you grab?
may he grab?
may we grab?
may you grab?
may they grab? 	may I be grabbing?
may you be grabbing?
may he be grabbing?
may we be grabbing?
may you be grabbing?
may they be grabbing? 	may I have grabbed?
may you have grabbed?
may he have grabbed?
may we have grabbed?
may you have grabbed?
may they have grabbed? 	may I have been grabbing?
may you have been grabbing?
may he have been grabbing?
may we have been grabbing?
may you have been grabbing?
may they have been grabbing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I not grab?
may you not grab?
may he not grab?
may we not grab?
may you not grab?
may they not grab? 	may I not be grabbing?
may you not be grabbing?
may he not be grabbing?
may we not be grabbing?
may you not be grabbing?
may they not be grabbing? 	may I not have grabbed?
may you not have grabbed?
may he not have grabbed?
may we not have grabbed?
may you not have grabbed?
may they not have grabbed? 	may I not have been grabbing?
may you not have been grabbing?
may he not have been grabbing?
may we not have been grabbing?
may you not have been grabbing?
may they not have been grabbing?