should proofread
Verbo irregular: proofread - proofread- proofread

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should proofread
you should proofread
she should proofread
we should proofread
you should proofread
they should proofread 	I should be proofreading
you should be proofreading
she should be proofreading
we should be proofreading
you should be proofreading
they should be proofreading	I should have proofread
you should have proofread
she should have proofread
we should have proofread
you should have proofread
they should have proofread	I should have been proofreading
you should have been proofreading
she should have been proofreading
we should have been proofreading
you should have been proofreading
they should have been proofreading	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should not proofread
you should not proofread
she should not proofread
we should not proofread
you should not proofread
they should not proofread 	I should not be proofreading
you should not be proofreading
she should not be proofreading
we should not be proofreading
you should not be proofreading
they should not be proofreading	I should not have proofread
you should not have proofread
she should not have proofread
we should not have proofread
you should not have proofread
they should not have proofread	I should not have been proofreading
you should not have been proofreading
she should not have been proofreading
we should not have been proofreading
you should not have been proofreading
they should not have been proofreading	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I proofread?
should you proofread?
should she proofread?
should we proofread?
should you proofread?
should they proofread? 	should I be proofreading?
should you be proofreading?
should she be proofreading?
should we be proofreading?
should you be proofreading?
should they be proofreading? 	should I have proofread?
should you have proofread?
should she have proofread?
should we have proofread?
should you have proofread?
should they have proofread? 	should I have been proofreading?
should you have been proofreading?
should she have been proofreading?
should we have been proofreading?
should you have been proofreading?
should they have been proofreading? 	

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