I should interfile you should interfile he should interfile we should interfile you should interfile they should interfile
V-ing form
I should be interfiling you should be interfiling he should be interfiling we should be interfiling you should be interfiling they should be interfiling
Perfect
I should have interfiled you should have interfiled he should have interfiled we should have interfiled you should have interfiled they should have interfiled
V-ing perfect
I should have been interfiling you should have been interfiling he should have been interfiling we should have been interfiling you should have been interfiling they should have been interfiling
Negation
Simple form
I should not interfile you should not interfile he should not interfile we should not interfile you should not interfile they should not interfile
V-ing form
I should not be interfiling you should not be interfiling he should not be interfiling we should not be interfiling you should not be interfiling they should not be interfiling
Perfect
I should not have interfiled you should not have interfiled he should not have interfiled we should not have interfiled you should not have interfiled they should not have interfiled
V-ing perfect
I should not have been interfiling you should not have been interfiling he should not have been interfiling we should not have been interfiling you should not have been interfiling they should not have been interfiling
Interrogative form
Simple form
should I interfile? should you interfile? should he interfile? should we interfile? should you interfile? should they interfile?
V-ing form
should I be interfiling? should you be interfiling? should he be interfiling? should we be interfiling? should you be interfiling? should they be interfiling?
Perfect
should I have interfiled? should you have interfiled? should he have interfiled? should we have interfiled? should you have interfiled? should they have interfiled?
V-ing perfect
should I have been interfiling? should you have been interfiling? should he have been interfiling? should we have been interfiling? should you have been interfiling? should they have been interfiling?
Interro-negative form
Simple form
should I not interfile? should you not interfile? should he not interfile? should we not interfile? should you not interfile? should they not interfile?
V-ing form
should I not be interfiling? should you not be interfiling? should he not be interfiling? should we not be interfiling? should you not be interfiling? should they not be interfiling?
Perfect
should I not have interfiled? should you not have interfiled? should he not have interfiled? should we not have interfiled? should you not have interfiled? should they not have interfiled?
V-ing perfect
should I not have been interfiling? should you not have been interfiling? should he not have been interfiling? should we not have been interfiling? should you not have been interfiling? should they not have been interfiling?