I should brad you should brad he should brad we should brad you should brad they should brad
V-ing form
I should be brading you should be brading he should be brading we should be brading you should be brading they should be brading
Perfect
I should have braded you should have braded he should have braded we should have braded you should have braded they should have braded
V-ing perfect
I should have been brading you should have been brading he should have been brading we should have been brading you should have been brading they should have been brading
Negation
Simple form
I should not brad you should not brad he should not brad we should not brad you should not brad they should not brad
V-ing form
I should not be brading you should not be brading he should not be brading we should not be brading you should not be brading they should not be brading
Perfect
I should not have braded you should not have braded he should not have braded we should not have braded you should not have braded they should not have braded
V-ing perfect
I should not have been brading you should not have been brading he should not have been brading we should not have been brading you should not have been brading they should not have been brading
Interrogative form
Simple form
should I brad? should you brad? should he brad? should we brad? should you brad? should they brad?
V-ing form
should I be brading? should you be brading? should he be brading? should we be brading? should you be brading? should they be brading?
Perfect
should I have braded? should you have braded? should he have braded? should we have braded? should you have braded? should they have braded?
V-ing perfect
should I have been brading? should you have been brading? should he have been brading? should we have been brading? should you have been brading? should they have been brading?
Interro-negative form
Simple form
should I not brad? should you not brad? should he not brad? should we not brad? should you not brad? should they not brad?
V-ing form
should I not be brading? should you not be brading? should he not be brading? should we not be brading? should you not be brading? should they not be brading?
Perfect
should I not have braded? should you not have braded? should he not have braded? should we not have braded? should you not have braded? should they not have braded?
V-ing perfect
should I not have been brading? should you not have been brading? should he not have been brading? should we not have been brading? should you not have been brading? should they not have been brading?