Regular verb: interfile - interfiled - interfiled
Simple form | V-ing form |
I could interfile you could interfile he could interfile we could interfile you could interfile they could interfile | I could be interfiling you could be interfiling he could be interfiling we could be interfiling you could be interfiling they could be interfiling |
Perfect | V-ing perfect |
I could have interfiled you could have interfiled he could have interfiled we could have interfiled you could have interfiled they could have interfiled | I could have been interfiling you could have been interfiling he could have been interfiling we could have been interfiling you could have been interfiling they could have been interfiling |
Simple form | V-ing form |
I could not interfile you could not interfile he could not interfile we could not interfile you could not interfile they could not interfile | I could not be interfiling you could not be interfiling he could not be interfiling we could not be interfiling you could not be interfiling they could not be interfiling |
Perfect | V-ing perfect |
I could not have interfiled you could not have interfiled he could not have interfiled we could not have interfiled you could not have interfiled they could not have interfiled | I could not have been interfiling you could not have been interfiling he could not have been interfiling we could not have been interfiling you could not have been interfiling they could not have been interfiling |
Simple form | V-ing form |
could I interfile? could you interfile? could he interfile? could we interfile? could you interfile? could they interfile? | could I be interfiling? could you be interfiling? could he be interfiling? could we be interfiling? could you be interfiling? could they be interfiling? |
Perfect | V-ing perfect |
could I have interfiled? could you have interfiled? could he have interfiled? could we have interfiled? could you have interfiled? could they have interfiled? | could I have been interfiling? could you have been interfiling? could he have been interfiling? could we have been interfiling? could you have been interfiling? could they have been interfiling? |
Simple form | V-ing form |
could I not interfile? could you not interfile? could he not interfile? could we not interfile? could you not interfile? could they not interfile? | could I not be interfiling? could you not be interfiling? could he not be interfiling? could we not be interfiling? could you not be interfiling? could they not be interfiling? |
Perfect | V-ing perfect |
could I not have interfiled? could you not have interfiled? could he not have interfiled? could we not have interfiled? could you not have interfiled? could they not have interfiled? | could I not have been interfiling? could you not have been interfiling? could he not have been interfiling? could we not have been interfiling? could you not have been interfiling? could they not have been interfiling? |