may double-glaze
Regular verb: double-glaze - double-glazed- double-glazed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may double-glaze
you may double-glaze
she may double-glaze
we may double-glaze
you may double-glaze
they may double-glaze 	I may be double-glazing
you may be double-glazing
she may be double-glazing
we may be double-glazing
you may be double-glazing
they may be double-glazing	I may have double-glazed
you may have double-glazed
she may have double-glazed
we may have double-glazed
you may have double-glazed
they may have double-glazed	I may have been double-glazing
you may have been double-glazing
she may have been double-glazing
we may have been double-glazing
you may have been double-glazing
they may have been double-glazing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't double-glaze
you mayn't double-glaze
she mayn't double-glaze
we mayn't double-glaze
you mayn't double-glaze
they mayn't double-glaze 	I mayn't be double-glazing
you mayn't be double-glazing
she mayn't be double-glazing
we mayn't be double-glazing
you mayn't be double-glazing
they mayn't be double-glazing	I mayn't have double-glazed
you mayn't have double-glazed
she mayn't have double-glazed
we mayn't have double-glazed
you mayn't have double-glazed
they mayn't have double-glazed	I mayn't have been double-glazing
you mayn't have been double-glazing
she mayn't have been double-glazing
we mayn't have been double-glazing
you mayn't have been double-glazing
they mayn't have been double-glazing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I double-glaze?
may you double-glaze?
may she double-glaze?
may we double-glaze?
may you double-glaze?
may they double-glaze? 	may I be double-glazing?
may you be double-glazing?
may she be double-glazing?
may we be double-glazing?
may you be double-glazing?
may they be double-glazing? 	may I have double-glazed?
may you have double-glazed?
may she have double-glazed?
may we have double-glazed?
may you have double-glazed?
may they have double-glazed? 	may I have been double-glazing?
may you have been double-glazing?
may she have been double-glazing?
may we have been double-glazing?
may you have been double-glazing?
may they have been double-glazing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I double-glaze?
mayn't you double-glaze?
mayn't she double-glaze?
mayn't we double-glaze?
mayn't you double-glaze?
mayn't they double-glaze? 	mayn't I be double-glazing?
mayn't you be double-glazing?
mayn't she be double-glazing?
mayn't we be double-glazing?
mayn't you be double-glazing?
mayn't they be double-glazing? 	mayn't I have double-glazed?
mayn't you have double-glazed?
mayn't she have double-glazed?
mayn't we have double-glazed?
mayn't you have double-glazed?
mayn't they have double-glazed? 	mayn't I have been double-glazing?
mayn't you have been double-glazing?
mayn't she have been double-glazing?
mayn't we have been double-glazing?
mayn't you have been double-glazing?
mayn't they have been double-glazing?