I should descend you should descend he should descend we should descend you should descend they should descend
V-ing form
I should be descending you should be descending he should be descending we should be descending you should be descending they should be descending
Perfect
I should have descended you should have descended he should have descended we should have descended you should have descended they should have descended
V-ing perfect
I should have been descending you should have been descending he should have been descending we should have been descending you should have been descending they should have been descending
Negation
Simple form
I should not descend you should not descend he should not descend we should not descend you should not descend they should not descend
V-ing form
I should not be descending you should not be descending he should not be descending we should not be descending you should not be descending they should not be descending
Perfect
I should not have descended you should not have descended he should not have descended we should not have descended you should not have descended they should not have descended
V-ing perfect
I should not have been descending you should not have been descending he should not have been descending we should not have been descending you should not have been descending they should not have been descending
Interrogative form
Simple form
should I descend? should you descend? should he descend? should we descend? should you descend? should they descend?
V-ing form
should I be descending? should you be descending? should he be descending? should we be descending? should you be descending? should they be descending?
Perfect
should I have descended? should you have descended? should he have descended? should we have descended? should you have descended? should they have descended?
V-ing perfect
should I have been descending? should you have been descending? should he have been descending? should we have been descending? should you have been descending? should they have been descending?
Interro-negative form
Simple form
should I not descend? should you not descend? should he not descend? should we not descend? should you not descend? should they not descend?
V-ing form
should I not be descending? should you not be descending? should he not be descending? should we not be descending? should you not be descending? should they not be descending?
Perfect
should I not have descended? should you not have descended? should he not have descended? should we not have descended? should you not have descended? should they not have descended?
V-ing perfect
should I not have been descending? should you not have been descending? should he not have been descending? should we not have been descending? should you not have been descending? should they not have been descending?