单选题 In spite of a problem with the {{U}}faulty{{/U}} equipment, some very useful work was accomplished.

【正确答案】 A

【答案解析】[解析] faulty equipment“有故障的设备”。imperfect“不完美的，有缺陷的”；temporary“暂时的，临时的”；emergency“紧急情况，突发事件”；reinstalled“重新设置的”。