I may soundproof you may soundproof he may soundproof we may soundproof you may soundproof they may soundproof
V-ing form
I may be soundproofing you may be soundproofing he may be soundproofing we may be soundproofing you may be soundproofing they may be soundproofing
Perfect
I may have soundproofed you may have soundproofed he may have soundproofed we may have soundproofed you may have soundproofed they may have soundproofed
V-ing perfect
I may have been soundproofing you may have been soundproofing he may have been soundproofing we may have been soundproofing you may have been soundproofing they may have been soundproofing
Negation
Simple form
I may not soundproof you may not soundproof he may not soundproof we may not soundproof you may not soundproof they may not soundproof
V-ing form
I may not be soundproofing you may not be soundproofing he may not be soundproofing we may not be soundproofing you may not be soundproofing they may not be soundproofing
Perfect
I may not have soundproofed you may not have soundproofed he may not have soundproofed we may not have soundproofed you may not have soundproofed they may not have soundproofed
V-ing perfect
I may not have been soundproofing you may not have been soundproofing he may not have been soundproofing we may not have been soundproofing you may not have been soundproofing they may not have been soundproofing
Interrogative form
Simple form
may I soundproof? may you soundproof? may he soundproof? may we soundproof? may you soundproof? may they soundproof?
V-ing form
may I be soundproofing? may you be soundproofing? may he be soundproofing? may we be soundproofing? may you be soundproofing? may they be soundproofing?
Perfect
may I have soundproofed? may you have soundproofed? may he have soundproofed? may we have soundproofed? may you have soundproofed? may they have soundproofed?
V-ing perfect
may I have been soundproofing? may you have been soundproofing? may he have been soundproofing? may we have been soundproofing? may you have been soundproofing? may they have been soundproofing?
Interro-negative form
Simple form
may I not soundproof? may you not soundproof? may he not soundproof? may we not soundproof? may you not soundproof? may they not soundproof?
V-ing form
may I not be soundproofing? may you not be soundproofing? may he not be soundproofing? may we not be soundproofing? may you not be soundproofing? may they not be soundproofing?
Perfect
may I not have soundproofed? may you not have soundproofed? may he not have soundproofed? may we not have soundproofed? may you not have soundproofed? may they not have soundproofed?
V-ing perfect
may I not have been soundproofing? may you not have been soundproofing? may he not have been soundproofing? may we not have been soundproofing? may you not have been soundproofing? may they not have been soundproofing?