I should donate you should donate he should donate we should donate you should donate they should donate
V-ing form
I should be donating you should be donating he should be donating we should be donating you should be donating they should be donating
Perfect
I should have donated you should have donated he should have donated we should have donated you should have donated they should have donated
V-ing perfect
I should have been donating you should have been donating he should have been donating we should have been donating you should have been donating they should have been donating
Negation
Simple form
I should not donate you should not donate he should not donate we should not donate you should not donate they should not donate
V-ing form
I should not be donating you should not be donating he should not be donating we should not be donating you should not be donating they should not be donating
Perfect
I should not have donated you should not have donated he should not have donated we should not have donated you should not have donated they should not have donated
V-ing perfect
I should not have been donating you should not have been donating he should not have been donating we should not have been donating you should not have been donating they should not have been donating
Interrogative form
Simple form
should I donate? should you donate? should he donate? should we donate? should you donate? should they donate?
V-ing form
should I be donating? should you be donating? should he be donating? should we be donating? should you be donating? should they be donating?
Perfect
should I have donated? should you have donated? should he have donated? should we have donated? should you have donated? should they have donated?
V-ing perfect
should I have been donating? should you have been donating? should he have been donating? should we have been donating? should you have been donating? should they have been donating?
Interro-negative form
Simple form
should I not donate? should you not donate? should he not donate? should we not donate? should you not donate? should they not donate?
V-ing form
should I not be donating? should you not be donating? should he not be donating? should we not be donating? should you not be donating? should they not be donating?
Perfect
should I not have donated? should you not have donated? should he not have donated? should we not have donated? should you not have donated? should they not have donated?
V-ing perfect
should I not have been donating? should you not have been donating? should he not have been donating? should we not have been donating? should you not have been donating? should they not have been donating?