English verb conjugation
CAN RAINPROOF

Regular verb: rainproof - rainproofed - rainproofed

Affirmation

Simple form	V-ing form
I can rainproof you can rainproof he can rainproof we can rainproof you can rainproof they can rainproof	I can be rainproofing you can be rainproofing he can be rainproofing we can be rainproofing you can be rainproofing they can be rainproofing
Perfect	V-ing perfect
I can have rainproofed you can have rainproofed he can have rainproofed we can have rainproofed you can have rainproofed they can have rainproofed	I can have been rainproofing you can have been rainproofing he can have been rainproofing we can have been rainproofing you can have been rainproofing they can have been rainproofing

Negation

Simple form	V-ing form
I cannot rainproof you cannot rainproof he cannot rainproof we cannot rainproof you cannot rainproof they cannot rainproof	I cannot be rainproofing you cannot be rainproofing he cannot be rainproofing we cannot be rainproofing you cannot be rainproofing they cannot be rainproofing
Perfect	V-ing perfect
I cannot have rainproofed you cannot have rainproofed he cannot have rainproofed we cannot have rainproofed you cannot have rainproofed they cannot have rainproofed	I cannot have been rainproofing you cannot have been rainproofing he cannot have been rainproofing we cannot have been rainproofing you cannot have been rainproofing they cannot have been rainproofing

Interrogative form

Simple form	V-ing form
can I rainproof? can you rainproof? can he rainproof? can we rainproof? can you rainproof? can they rainproof?	can I be rainproofing? can you be rainproofing? can he be rainproofing? can we be rainproofing? can you be rainproofing? can they be rainproofing?
Perfect	V-ing perfect
can I have rainproofed? can you have rainproofed? can he have rainproofed? can we have rainproofed? can you have rainproofed? can they have rainproofed?	can I have been rainproofing? can you have been rainproofing? can he have been rainproofing? can we have been rainproofing? can you have been rainproofing? can they have been rainproofing?

Interro-negative form

Simple form	V-ing form
can I not rainproof? can you not rainproof? can he not rainproof? can we not rainproof? can you not rainproof? can they not rainproof?	can I not be rainproofing? can you not be rainproofing? can he not be rainproofing? can we not be rainproofing? can you not be rainproofing? can they not be rainproofing?
Perfect	V-ing perfect
can I not have rainproofed? can you not have rainproofed? can he not have rainproofed? can we not have rainproofed? can you not have rainproofed? can they not have rainproofed?	can I not have been rainproofing? can you not have been rainproofing? can he not have been rainproofing? can we not have been rainproofing? can you not have been rainproofing? can they not have been rainproofing?