I should announce you should announce she should announce we should announce you should announce they should announce
V-ing form
I should be announcing you should be announcing she should be announcing we should be announcing you should be announcing they should be announcing
Perfect
I should have announced you should have announced she should have announced we should have announced you should have announced they should have announced
V-ing perfect
I should have been announcing you should have been announcing she should have been announcing we should have been announcing you should have been announcing they should have been announcing
Negation
Simple form
I should not announce you should not announce she should not announce we should not announce you should not announce they should not announce
V-ing form
I should not be announcing you should not be announcing she should not be announcing we should not be announcing you should not be announcing they should not be announcing
Perfect
I should not have announced you should not have announced she should not have announced we should not have announced you should not have announced they should not have announced
V-ing perfect
I should not have been announcing you should not have been announcing she should not have been announcing we should not have been announcing you should not have been announcing they should not have been announcing
Interrogative form
Simple form
should I announce? should you announce? should she announce? should we announce? should you announce? should they announce?
V-ing form
should I be announcing? should you be announcing? should she be announcing? should we be announcing? should you be announcing? should they be announcing?
Perfect
should I have announced? should you have announced? should she have announced? should we have announced? should you have announced? should they have announced?
V-ing perfect
should I have been announcing? should you have been announcing? should she have been announcing? should we have been announcing? should you have been announcing? should they have been announcing?
Interro-negative form
Simple form
should I not announce? should you not announce? should she not announce? should we not announce? should you not announce? should they not announce?
V-ing form
should I not be announcing? should you not be announcing? should she not be announcing? should we not be announcing? should you not be announcing? should they not be announcing?
Perfect
should I not have announced? should you not have announced? should she not have announced? should we not have announced? should you not have announced? should they not have announced?
V-ing perfect
should I not have been announcing? should you not have been announcing? should she not have been announcing? should we not have been announcing? should you not have been announcing? should they not have been announcing?