should sight
Regular verb: sight - sighted- sighted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should sight
you should sight
she should sight
we should sight
you should sight
they should sight 	I should be sighting
you should be sighting
she should be sighting
we should be sighting
you should be sighting
they should be sighting	I should have sighted
you should have sighted
she should have sighted
we should have sighted
you should have sighted
they should have sighted	I should have been sighting
you should have been sighting
she should have been sighting
we should have been sighting
you should have been sighting
they should have been sighting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not sight
you should not sight
she should not sight
we should not sight
you should not sight
they should not sight 	I should not be sighting
you should not be sighting
she should not be sighting
we should not be sighting
you should not be sighting
they should not be sighting	I should not have sighted
you should not have sighted
she should not have sighted
we should not have sighted
you should not have sighted
they should not have sighted	I should not have been sighting
you should not have been sighting
she should not have been sighting
we should not have been sighting
you should not have been sighting
they should not have been sighting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I sight?
should you sight?
should she sight?
should we sight?
should you sight?
should they sight? 	should I be sighting?
should you be sighting?
should she be sighting?
should we be sighting?
should you be sighting?
should they be sighting? 	should I have sighted?
should you have sighted?
should she have sighted?
should we have sighted?
should you have sighted?
should they have sighted? 	should I have been sighting?
should you have been sighting?
should she have been sighting?
should we have been sighting?
should you have been sighting?
should they have been sighting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not sight?
should you not sight?
should she not sight?
should we not sight?
should you not sight?
should they not sight? 	should I not be sighting?
should you not be sighting?
should she not be sighting?
should we not be sighting?
should you not be sighting?
should they not be sighting? 	should I not have sighted?
should you not have sighted?
should she not have sighted?
should we not have sighted?
should you not have sighted?
should they not have sighted? 	should I not have been sighting?
should you not have been sighting?
should she not have been sighting?
should we not have been sighting?
should you not have been sighting?
should they not have been sighting?