should waterproof
Verbo regular: waterproof - waterproofed- waterproofed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should waterproof
you should waterproof
she should waterproof
we should waterproof
you should waterproof
they should waterproof 	I should be waterproofing
you should be waterproofing
she should be waterproofing
we should be waterproofing
you should be waterproofing
they should be waterproofing	I should have waterproofed
you should have waterproofed
she should have waterproofed
we should have waterproofed
you should have waterproofed
they should have waterproofed	I should have been waterproofing
you should have been waterproofing
she should have been waterproofing
we should have been waterproofing
you should have been waterproofing
they should have been waterproofing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should not waterproof
you should not waterproof
she should not waterproof
we should not waterproof
you should not waterproof
they should not waterproof 	I should not be waterproofing
you should not be waterproofing
she should not be waterproofing
we should not be waterproofing
you should not be waterproofing
they should not be waterproofing	I should not have waterproofed
you should not have waterproofed
she should not have waterproofed
we should not have waterproofed
you should not have waterproofed
they should not have waterproofed	I should not have been waterproofing
you should not have been waterproofing
she should not have been waterproofing
we should not have been waterproofing
you should not have been waterproofing
they should not have been waterproofing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I waterproof?
should you waterproof?
should she waterproof?
should we waterproof?
should you waterproof?
should they waterproof? 	should I be waterproofing?
should you be waterproofing?
should she be waterproofing?
should we be waterproofing?
should you be waterproofing?
should they be waterproofing? 	should I have waterproofed?
should you have waterproofed?
should she have waterproofed?
should we have waterproofed?
should you have waterproofed?
should they have waterproofed? 	should I have been waterproofing?
should you have been waterproofing?
should she have been waterproofing?
should we have been waterproofing?
should you have been waterproofing?
should they have been waterproofing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I not waterproof?
should you not waterproof?
should she not waterproof?
should we not waterproof?
should you not waterproof?
should they not waterproof? 	should I not be waterproofing?
should you not be waterproofing?
should she not be waterproofing?
should we not be waterproofing?
should you not be waterproofing?
should they not be waterproofing? 	should I not have waterproofed?
should you not have waterproofed?
should she not have waterproofed?
should we not have waterproofed?
should you not have waterproofed?
should they not have waterproofed? 	should I not have been waterproofing?
should you not have been waterproofing?
should she not have been waterproofing?
should we not have been waterproofing?
should you not have been waterproofing?
should they not have been waterproofing?