I should defend you should defend he should defend we should defend you should defend they should defend
V-ing form
I should be defending you should be defending he should be defending we should be defending you should be defending they should be defending
Perfect
I should have defended you should have defended he should have defended we should have defended you should have defended they should have defended
V-ing perfect
I should have been defending you should have been defending he should have been defending we should have been defending you should have been defending they should have been defending
Negation
Simple form
I should not defend you should not defend he should not defend we should not defend you should not defend they should not defend
V-ing form
I should not be defending you should not be defending he should not be defending we should not be defending you should not be defending they should not be defending
Perfect
I should not have defended you should not have defended he should not have defended we should not have defended you should not have defended they should not have defended
V-ing perfect
I should not have been defending you should not have been defending he should not have been defending we should not have been defending you should not have been defending they should not have been defending
Interrogative form
Simple form
should I defend? should you defend? should he defend? should we defend? should you defend? should they defend?
V-ing form
should I be defending? should you be defending? should he be defending? should we be defending? should you be defending? should they be defending?
Perfect
should I have defended? should you have defended? should he have defended? should we have defended? should you have defended? should they have defended?
V-ing perfect
should I have been defending? should you have been defending? should he have been defending? should we have been defending? should you have been defending? should they have been defending?
Interro-negative form
Simple form
should I not defend? should you not defend? should he not defend? should we not defend? should you not defend? should they not defend?
V-ing form
should I not be defending? should you not be defending? should he not be defending? should we not be defending? should you not be defending? should they not be defending?
Perfect
should I not have defended? should you not have defended? should he not have defended? should we not have defended? should you not have defended? should they not have defended?
V-ing perfect
should I not have been defending? should you not have been defending? should he not have been defending? should we not have been defending? should you not have been defending? should they not have been defending?