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