may contain
Verbo regular: contain - contained- contained

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may contain
you may contain
she may contain
we may contain
you may contain
they may contain 	I may be containing
you may be containing
she may be containing
we may be containing
you may be containing
they may be containing	I may have contained
you may have contained
she may have contained
we may have contained
you may have contained
they may have contained	I may have been containing
you may have been containing
she may have been containing
we may have been containing
you may have been containing
they may have been containing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may not contain
you may not contain
she may not contain
we may not contain
you may not contain
they may not contain 	I may not be containing
you may not be containing
she may not be containing
we may not be containing
you may not be containing
they may not be containing	I may not have contained
you may not have contained
she may not have contained
we may not have contained
you may not have contained
they may not have contained	I may not have been containing
you may not have been containing
she may not have been containing
we may not have been containing
you may not have been containing
they may not have been containing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I contain?
may you contain?
may she contain?
may we contain?
may you contain?
may they contain? 	may I be containing?
may you be containing?
may she be containing?
may we be containing?
may you be containing?
may they be containing? 	may I have contained?
may you have contained?
may she have contained?
may we have contained?
may you have contained?
may they have contained? 	may I have been containing?
may you have been containing?
may she have been containing?
may we have been containing?
may you have been containing?
may they have been containing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I not contain?
may you not contain?
may she not contain?
may we not contain?
may you not contain?
may they not contain? 	may I not be containing?
may you not be containing?
may she not be containing?
may we not be containing?
may you not be containing?
may they not be containing? 	may I not have contained?
may you not have contained?
may she not have contained?
may we not have contained?
may you not have contained?
may they not have contained? 	may I not have been containing?
may you not have been containing?
may she not have been containing?
may we not have been containing?
may you not have been containing?
may they not have been containing?