afact "Oh, is that ---?" "It's __!": "True!" "Is that __?": "No kidding?" 'Is that --?' ('Oh, really?') ''Is that ___?'' "Is that ___?!" "Is that ___?" ("Really?") "It's ___" ("There's no doubt") "Is that _____?" ("You don't say!") "Is that ___?" ("You don't say!")