Regular verb: knock - knocked - knocked
Present | Present continuous | Preterite | Preterite continuous |
don't I knock? don't you knock? doesn't he knock? don't we knock? don't you knock? don't they knock? | am I not knocking? aren't you knocking? isn't he knocking? aren't we knocking? aren't you knocking? aren't they knocking? | didn't I knock? didn't you knock? didn't he knock? didn't we knock? didn't you knock? didn't they knock? | wasn't I knocking? weren't you knocking? wasn't he knocking? weren't we knocking? weren't you knocking? weren't they knocking? |
Present perfect | Present perfect continuous | Pluperfect | Pluperfect continuous |
haven't I knocked? haven't you knocked? hasn't he knocked? haven't we knocked? haven't you knocked? haven't they knocked? | haven't I been knocking? haven't you been knocking? hasn't he been knocking? haven't we been knocking? haven't you been knocking? haven't they been knocking? | hadn't I knocked? hadn't you knocked? hadn't he knocked? hadn't we knocked? hadn't you knocked? hadn't they knocked? | hadn't I been knocking? hadn't you been knocking? hadn't he been knocking? hadn't we been knocking? hadn't you been knocking? hadn't they been knocking? |
Future | Future continuous | Future perfect | Future perfect continuous |
won't I knock? won't you knock? won't he knock? won't we knock? won't you knock? won't they knock? | won't I be knocking? won't you be knocking? won't he be knocking? won't we be knocking? won't you be knocking? won't they be knocking? | won't I have knocked? won't you have knocked? won't he have knocked? won't we have knocked? won't you have knocked? won't they have knocked? | won't I have been knocking? won't you have been knocking? won't he have been knocking? won't we have been knocking? won't you have been knocking? won't they have been knocking? |
Present | Present continuous | Past | Past continuous |
wouldn't I knock? wouldn't you knock? wouldn't he knock? wouldn't we knock? wouldn't you knock? wouldn't they knock? | wouldn't I be knocking? wouldn't you be knocking? wouldn't he be knocking? wouldn't we be knocking? wouldn't you be knocking? wouldn't they be knocking? | wouldn't I have knocked? wouldn't you have knocked? wouldn't he have knocked? wouldn't we have knocked? wouldn't you have knocked? wouldn't they have knocked? | wouldn't I have been knocking? wouldn't you have been knocking? wouldn't he have been knocking? wouldn't we have been knocking? wouldn't you have been knocking? wouldn't they have been knocking? |
Infinitive | Imperative |
Infinitive | Imperative | ||
to knock | - - - |
Present | Past | ||
knocking | knocked |