76.I met my old friend at the station quite __________.

75. It’s impolite for someone to ________ other people’s personal affairs.

74. Everyone _________, listening to the sound in the dark and wondering what made it.

73. He was _________ by his grandparents in the countryside, so he well understands the hardship of the peasants.

72. It’s unbelievable that the customer ________________ took a million-pound note out of his pocket.

根据所提供的语境，从方框中选择正确的短语并用其正确形式填空，其中两个为多余项。

71. Though he was told it was hard to find a job there, he still decided to _______________________________________.

68______________,69__________________70 ___________