He doesn"t know much about politics, but he"s always shooting off his mouth about how good he is. He is somewhat of a/an ______.

单项选择题Business travelers may grumble about moving to the back of the Airbus, but in the air and on the ground, special deals ______ for those who are willing to lower their sights.

单项选择题Balancing the budget or reforming welfare has individual winners and losers. But when no trade association or advocacy coalition stands to win or lose, beliefs about what s best have a better chance to ______.