I should fish you should fish she should fish we should fish you should fish they should fish
V-ing form
I should be fishing you should be fishing she should be fishing we should be fishing you should be fishing they should be fishing
Perfect
I should have fished you should have fished she should have fished we should have fished you should have fished they should have fished
V-ing perfect
I should have been fishing you should have been fishing she should have been fishing we should have been fishing you should have been fishing they should have been fishing
Negation
Simple form
I should not fish you should not fish she should not fish we should not fish you should not fish they should not fish
V-ing form
I should not be fishing you should not be fishing she should not be fishing we should not be fishing you should not be fishing they should not be fishing
Perfect
I should not have fished you should not have fished she should not have fished we should not have fished you should not have fished they should not have fished
V-ing perfect
I should not have been fishing you should not have been fishing she should not have been fishing we should not have been fishing you should not have been fishing they should not have been fishing
Interrogative form
Simple form
should I fish? should you fish? should she fish? should we fish? should you fish? should they fish?
V-ing form
should I be fishing? should you be fishing? should she be fishing? should we be fishing? should you be fishing? should they be fishing?
Perfect
should I have fished? should you have fished? should she have fished? should we have fished? should you have fished? should they have fished?
V-ing perfect
should I have been fishing? should you have been fishing? should she have been fishing? should we have been fishing? should you have been fishing? should they have been fishing?
Interro-negative form
Simple form
should I not fish? should you not fish? should she not fish? should we not fish? should you not fish? should they not fish?
V-ing form
should I not be fishing? should you not be fishing? should she not be fishing? should we not be fishing? should you not be fishing? should they not be fishing?
Perfect
should I not have fished? should you not have fished? should she not have fished? should we not have fished? should you not have fished? should they not have fished?
V-ing perfect
should I not have been fishing? should you not have been fishing? should she not have been fishing? should we not have been fishing? should you not have been fishing? should they not have been fishing?