I should oppose you should oppose he should oppose we should oppose you should oppose they should oppose
V-ing form
I should be opposing you should be opposing he should be opposing we should be opposing you should be opposing they should be opposing
Perfect
I should have opposed you should have opposed he should have opposed we should have opposed you should have opposed they should have opposed
V-ing perfect
I should have been opposing you should have been opposing he should have been opposing we should have been opposing you should have been opposing they should have been opposing
Negation
Simple form
I should not oppose you should not oppose he should not oppose we should not oppose you should not oppose they should not oppose
V-ing form
I should not be opposing you should not be opposing he should not be opposing we should not be opposing you should not be opposing they should not be opposing
Perfect
I should not have opposed you should not have opposed he should not have opposed we should not have opposed you should not have opposed they should not have opposed
V-ing perfect
I should not have been opposing you should not have been opposing he should not have been opposing we should not have been opposing you should not have been opposing they should not have been opposing
Interrogative form
Simple form
should I oppose? should you oppose? should he oppose? should we oppose? should you oppose? should they oppose?
V-ing form
should I be opposing? should you be opposing? should he be opposing? should we be opposing? should you be opposing? should they be opposing?
Perfect
should I have opposed? should you have opposed? should he have opposed? should we have opposed? should you have opposed? should they have opposed?
V-ing perfect
should I have been opposing? should you have been opposing? should he have been opposing? should we have been opposing? should you have been opposing? should they have been opposing?
Interro-negative form
Simple form
should I not oppose? should you not oppose? should he not oppose? should we not oppose? should you not oppose? should they not oppose?
V-ing form
should I not be opposing? should you not be opposing? should he not be opposing? should we not be opposing? should you not be opposing? should they not be opposing?
Perfect
should I not have opposed? should you not have opposed? should he not have opposed? should we not have opposed? should you not have opposed? should they not have opposed?
V-ing perfect
should I not have been opposing? should you not have been opposing? should he not have been opposing? should we not have been opposing? should you not have been opposing? should they not have been opposing?