He told me she was just a friend, but I don't believe a word of it! 他告诉我她只是个普通朋友而已，可我根本就不信！
I was telling everyone we were going to be all right while not believing a word of it.
She listened politely to what he said, but it was obvious that she didn't believe a word of it.
I told him I'd been working late, but the look on his face told me he didn't believe a word of it.
She claimed that the necklace had been her grandmother's but I didn't believe a word of it.
See also: believe