题目内容
根据下列句子及所给汉语注释，在横线上写出空缺处各单词的正确形式。（每空只填一词）
81. Some died or returned home, but most remained to make a life despite great __________ (困苦).
82. The civil. authorities _________(改革) the system so that many more people were able to grasp the opportunity of settling in the USA.
83 According to the constitution, it is_________(义务的) for a citizen to undertake military service.
84 He slept (不舒服地).on the hard bed that night.
85. Then (冒险家) from Europe and Asia soon followed.
86 The media has a _________(道德的) responsibility to report news truthfully.
87. Leave the beaten track （偶然地）and dive into the woods.
88. They abruptly disappeared into a （便利的）hole in the wall.
89. (使褪色) by the sun, the dress was no longer fit to wear.
90. (尽管) of danger, he climbed the tower.
