may glass
Regular verb: glass - glassed- glassed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may glass
you may glass
he may glass
we may glass
you may glass
they may glass 	I may be glassing
you may be glassing
he may be glassing
we may be glassing
you may be glassing
they may be glassing	I may have glassed
you may have glassed
he may have glassed
we may have glassed
you may have glassed
they may have glassed	I may have been glassing
you may have been glassing
he may have been glassing
we may have been glassing
you may have been glassing
they may have been glassing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may not glass
you may not glass
he may not glass
we may not glass
you may not glass
they may not glass 	I may not be glassing
you may not be glassing
he may not be glassing
we may not be glassing
you may not be glassing
they may not be glassing	I may not have glassed
you may not have glassed
he may not have glassed
we may not have glassed
you may not have glassed
they may not have glassed	I may not have been glassing
you may not have been glassing
he may not have been glassing
we may not have been glassing
you may not have been glassing
they may not have been glassing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I glass?
may you glass?
may he glass?
may we glass?
may you glass?
may they glass? 	may I be glassing?
may you be glassing?
may he be glassing?
may we be glassing?
may you be glassing?
may they be glassing? 	may I have glassed?
may you have glassed?
may he have glassed?
may we have glassed?
may you have glassed?
may they have glassed? 	may I have been glassing?
may you have been glassing?
may he have been glassing?
may we have been glassing?
may you have been glassing?
may they have been glassing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I not glass?
may you not glass?
may he not glass?
may we not glass?
may you not glass?
may they not glass? 	may I not be glassing?
may you not be glassing?
may he not be glassing?
may we not be glassing?
may you not be glassing?
may they not be glassing? 	may I not have glassed?
may you not have glassed?
may he not have glassed?
may we not have glassed?
may you not have glassed?
may they not have glassed? 	may I not have been glassing?
may you not have been glassing?
may he not have been glassing?
may we not have been glassing?
may you not have been glassing?
may they not have been glassing?