比不上

not be much on be on a diet be on a drunk be on a committee not a soul to be seen not be able to see a wink have not a dry thread on have not a dry thread on one have not a leg to stand on have not a dry stitch on be on a parity with be not worth a damn be not worth a rap be not a little bewildered be on a lark be on a diet be on a false scent be in on a racket be on a good wicket be on a razor's edge be on a parity with be on a winning streak