I should fever you should fever she should fever we should fever you should fever they should fever
V-ing form
I should be fevering you should be fevering she should be fevering we should be fevering you should be fevering they should be fevering
Perfect
I should have fevered you should have fevered she should have fevered we should have fevered you should have fevered they should have fevered
V-ing perfect
I should have been fevering you should have been fevering she should have been fevering we should have been fevering you should have been fevering they should have been fevering
Negation
Simple form
I should not fever you should not fever she should not fever we should not fever you should not fever they should not fever
V-ing form
I should not be fevering you should not be fevering she should not be fevering we should not be fevering you should not be fevering they should not be fevering
Perfect
I should not have fevered you should not have fevered she should not have fevered we should not have fevered you should not have fevered they should not have fevered
V-ing perfect
I should not have been fevering you should not have been fevering she should not have been fevering we should not have been fevering you should not have been fevering they should not have been fevering
Interrogative form
Simple form
should I fever? should you fever? should she fever? should we fever? should you fever? should they fever?
V-ing form
should I be fevering? should you be fevering? should she be fevering? should we be fevering? should you be fevering? should they be fevering?
Perfect
should I have fevered? should you have fevered? should she have fevered? should we have fevered? should you have fevered? should they have fevered?
V-ing perfect
should I have been fevering? should you have been fevering? should she have been fevering? should we have been fevering? should you have been fevering? should they have been fevering?
Interro-negative form
Simple form
should I not fever? should you not fever? should she not fever? should we not fever? should you not fever? should they not fever?
V-ing form
should I not be fevering? should you not be fevering? should she not be fevering? should we not be fevering? should you not be fevering? should they not be fevering?
Perfect
should I not have fevered? should you not have fevered? should she not have fevered? should we not have fevered? should you not have fevered? should they not have fevered?
V-ing perfect
should I not have been fevering? should you not have been fevering? should she not have been fevering? should we not have been fevering? should you not have been fevering? should they not have been fevering?