I should propose you should propose he should propose we should propose you should propose they should propose
V-ing form
I should be proposing you should be proposing he should be proposing we should be proposing you should be proposing they should be proposing
Perfect
I should have proposed you should have proposed he should have proposed we should have proposed you should have proposed they should have proposed
V-ing perfect
I should have been proposing you should have been proposing he should have been proposing we should have been proposing you should have been proposing they should have been proposing
Negation
Simple form
I should not propose you should not propose he should not propose we should not propose you should not propose they should not propose
V-ing form
I should not be proposing you should not be proposing he should not be proposing we should not be proposing you should not be proposing they should not be proposing
Perfect
I should not have proposed you should not have proposed he should not have proposed we should not have proposed you should not have proposed they should not have proposed
V-ing perfect
I should not have been proposing you should not have been proposing he should not have been proposing we should not have been proposing you should not have been proposing they should not have been proposing
Interrogative form
Simple form
should I propose? should you propose? should he propose? should we propose? should you propose? should they propose?
V-ing form
should I be proposing? should you be proposing? should he be proposing? should we be proposing? should you be proposing? should they be proposing?
Perfect
should I have proposed? should you have proposed? should he have proposed? should we have proposed? should you have proposed? should they have proposed?
V-ing perfect
should I have been proposing? should you have been proposing? should he have been proposing? should we have been proposing? should you have been proposing? should they have been proposing?
Interro-negative form
Simple form
should I not propose? should you not propose? should he not propose? should we not propose? should you not propose? should they not propose?
V-ing form
should I not be proposing? should you not be proposing? should he not be proposing? should we not be proposing? should you not be proposing? should they not be proposing?
Perfect
should I not have proposed? should you not have proposed? should he not have proposed? should we not have proposed? should you not have proposed? should they not have proposed?
V-ing perfect
should I not have been proposing? should you not have been proposing? should he not have been proposing? should we not have been proposing? should you not have been proposing? should they not have been proposing?