71.   I could never recall such a thing happening before.

72.   I never had this happen before.

73.   I like the fact that you can see evolution happen before your eyes.

74.   How does the wild-card team react after clinching since it has never happened before in baseball?

75.   If anything happens before the huge audience Sunday, that explanation will not wash.

76.   If nothing happens before the August vacation break, it is unlikely anything will get done before members quit to campaign in September.

77.   If a trade is going to come off, it likely will happen before the draft, which is Saturday and Sunday.

78.   If this has never happened before, how do you know it will end badly?

79.   If, before her contract, Weldon had happened to adore some Italian jeweler, nobody would have made a peep.

80.   If given the chance, a deeply skeptical Congress might veto an invasion, thus constraining the president in a way that has never happened before in American history.