I should squeal you should squeal she should squeal we should squeal you should squeal they should squeal
V-ing form
I should be squealing you should be squealing she should be squealing we should be squealing you should be squealing they should be squealing
Perfect
I should have squealed you should have squealed she should have squealed we should have squealed you should have squealed they should have squealed
V-ing perfect
I should have been squealing you should have been squealing she should have been squealing we should have been squealing you should have been squealing they should have been squealing
Negation
Simple form
I should not squeal you should not squeal she should not squeal we should not squeal you should not squeal they should not squeal
V-ing form
I should not be squealing you should not be squealing she should not be squealing we should not be squealing you should not be squealing they should not be squealing
Perfect
I should not have squealed you should not have squealed she should not have squealed we should not have squealed you should not have squealed they should not have squealed
V-ing perfect
I should not have been squealing you should not have been squealing she should not have been squealing we should not have been squealing you should not have been squealing they should not have been squealing
Interrogative form
Simple form
should I squeal? should you squeal? should she squeal? should we squeal? should you squeal? should they squeal?
V-ing form
should I be squealing? should you be squealing? should she be squealing? should we be squealing? should you be squealing? should they be squealing?
Perfect
should I have squealed? should you have squealed? should she have squealed? should we have squealed? should you have squealed? should they have squealed?
V-ing perfect
should I have been squealing? should you have been squealing? should she have been squealing? should we have been squealing? should you have been squealing? should they have been squealing?
Interro-negative form
Simple form
should I not squeal? should you not squeal? should she not squeal? should we not squeal? should you not squeal? should they not squeal?
V-ing form
should I not be squealing? should you not be squealing? should she not be squealing? should we not be squealing? should you not be squealing? should they not be squealing?
Perfect
should I not have squealed? should you not have squealed? should she not have squealed? should we not have squealed? should you not have squealed? should they not have squealed?
V-ing perfect
should I not have been squealing? should you not have been squealing? should she not have been squealing? should we not have been squealing? should you not have been squealing? should they not have been squealing?