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