do I not lack? do you not lack? does she not lack? do we not lack? do you not lack? do they not lack?
Present continuous
am I not lacking? are you not lacking? is she not lacking? are we not lacking? are you not lacking? are they not lacking?
Preterite
did I not lack? did you not lack? did she not lack? did we not lack? did you not lack? did they not lack?
Preterite continuous
was I not lacking? were you not lacking? was she not lacking? were we not lacking? were you not lacking? were they not lacking?
Present perfect
have I not lacked? have you not lacked? has she not lacked? have we not lacked? have you not lacked? have they not lacked?
Present perfect continuous
have I not been lacking? have you not been lacking? has she not been lacking? have we not been lacking? have you not been lacking? have they not been lacking?
Pluperfect
had I not lacked? had you not lacked? had she not lacked? had we not lacked? had you not lacked? had they not lacked?
Pluperfect continuous
had I not been lacking? had you not been lacking? had she not been lacking? had we not been lacking? had you not been lacking? had they not been lacking?
Future
will I not lack? will you not lack? will she not lack? will we not lack? will you not lack? will they not lack?
Future continuous
will I not be lacking? will you not be lacking? will she not be lacking? will we not be lacking? will you not be lacking? will they not be lacking?
Future perfect
will I not have lacked? will you not have lacked? will she not have lacked? will we not have lacked? will you not have lacked? will they not have lacked?
Future perfect continuous
will I not have been lacking? will you not have been lacking? will she not have been lacking? will we not have been lacking? will you not have been lacking? will they not have been lacking?
Conditional
Present
would I not lack? would you not lack? would she not lack? would we not lack? would you not lack? would they not lack?
Present continuous
would I not be lacking? would you not be lacking? would she not be lacking? would we not be lacking? would you not be lacking? would they not be lacking?
Past
would I not have lacked? would you not have lacked? would she not have lacked? would we not have lacked? would you not have lacked? would they not have lacked?
Past continuous
would I not have been lacking? would you not have been lacking? would she not have been lacking? would we not have been lacking? would you not have been lacking? would they not have been lacking?